diff --git a/src/blenderbim/blenderbim/bim/module/sequence/prop.py b/src/blenderbim/blenderbim/bim/module/sequence/prop.py
index a0d1e7f188..b305a0ba0c 100644
--- a/src/blenderbim/blenderbim/bim/module/sequence/prop.py
+++ b/src/blenderbim/blenderbim/bim/module/sequence/prop.py
@@ -287,7 +287,6 @@ class BIMWorkPlanProperties(PropertyGroup):
     active_work_plan_index: IntProperty(name="Active Work Plan Index")
     active_work_plan_id: IntProperty(name="Active Work Plan Id")
     work_schedules: EnumProperty(items=getWorkSchedules, name="Work Schedules")
-    show_work_plan_hints: BoolProperty(name="Show Hints", default=False)
 
 
 class BIMWorkScheduleProperties(PropertyGroup):
diff --git a/src/blenderbim/blenderbim/bim/module/sequence/ui.py b/src/blenderbim/blenderbim/bim/module/sequence/ui.py
index 5f5957d5fe..df58c85ea7 100644
--- a/src/blenderbim/blenderbim/bim/module/sequence/ui.py
+++ b/src/blenderbim/blenderbim/bim/module/sequence/ui.py
@@ -101,7 +101,7 @@ class BIM_PT_work_plans(Panel):
                 op.work_schedule = int(self.props.work_schedules)
         else:
             row = self.layout.row()
-            row.label(text="Must Create a WorkSchedule First. See Work Schedule Panel", icon="INFO")
+            row.label(text="No schedules found. See Work Schedule Panel", icon="INFO")
 
 
 class BIM_PT_work_schedules(Panel):
diff --git a/src/blenderbim/blenderbim/core/sequence.py b/src/blenderbim/blenderbim/core/sequence.py
index 68e7329a6a..4bc5babc38 100644
--- a/src/blenderbim/blenderbim/core/sequence.py
+++ b/src/blenderbim/blenderbim/core/sequence.py
@@ -42,7 +42,7 @@ def edit_work_plan(ifc, sequence, work_plan=None):
 
 def edit_work_schedule(ifc, sequence, work_schedule=None):
     attributes = sequence.get_work_schedule_attributes()
-    ifc.run("sequence.edit_work_schedule", **{"work_schedule": work_schedule, "attributes": attributes})
+    ifc.run("sequence.edit_work_schedule", work_schedule=work_schedule, attributes=attributes)
     sequence.disable_editing_work_schedule()
 
 
@@ -55,19 +55,16 @@ def add_work_schedule(ifc):
 
 
 def remove_work_schedule(ifc, work_schedule=None):
-    ifc.run("sequence.remove_work_schedule", **{"work_schedule": work_schedule})
+    ifc.run("sequence.remove_work_schedule", work_schedule=work_schedule)
 
 
 def assign_work_schedule(ifc, sequence, work_plan=None, work_schedule=None):
     if work_schedule:
-        sequence.hide_work_plan_hints()
-        return ifc.run("aggregate.assign_object", **{"relating_object": work_plan, "product": work_schedule})
-    else:
-        sequence.show_work_plan_hints()
+        return ifc.run("aggregate.assign_object", relating_object=work_plan, product=work_schedule)
 
 
 def unassign_work_schedule(ifc, work_plan=None, work_schedule=None):
-    ifc.run("aggregate.unassign_object", **{"relating_object": work_plan, "product": work_schedule})
+    ifc.run("aggregate.unassign_object", relating_object=work_plan, product=work_schedule)
 
 
 def enable_editing_work_schedule(sequence, work_schedule=None):
@@ -101,11 +98,10 @@ def contract_task(sequence, task=None):
 
 
 def remove_task(ifc, sequence, task=None):
-    ifc.run("sequence.remove_task", **{"task": task})
+    ifc.run("sequence.remove_task", task=task)
     work_schedule = sequence.get_active_work_schedule()
     sequence.create_task_tree(work_schedule)
     sequence.load_task_properties()
-
     sequence.disable_selecting_deleted_task()
 
 
@@ -118,13 +114,13 @@ def disable_editing_work_schedule(sequence):
 
 
 def add_summary_task(ifc, sequence, work_schedule=None):
-    ifc.run("sequence.add_task", **{"work_schedule": work_schedule})
+    ifc.run("sequence.add_task", work_schedule=work_schedule)
     sequence.create_task_tree(work_schedule)
     sequence.load_task_properties()
 
 
 def add_task(ifc, sequence, parent_task=None):
-    ifc.run("sequence.add_task", **{"parent_task": parent_task})
+    ifc.run("sequence.add_task", parent_task=parent_task)
     work_schedule = sequence.get_active_work_schedule()
     sequence.create_task_tree(work_schedule)
     sequence.load_task_properties()
@@ -137,7 +133,7 @@ def enable_editing_task(sequence, task=None):
 
 def edit_task(ifc, sequence, task=None):
     attributes = sequence.get_task_attributes()
-    ifc.run("sequence.edit_task", **{"task": task, "attributes": attributes})
+    ifc.run("sequence.edit_task", task=task, attributes=attributes)
     sequence.load_task_properties(task=task)
     sequence.disable_editing_task()
 
@@ -146,7 +142,8 @@ def copy_task_attribute(ifc, sequence, attribute_name=None):
     for task in sequence.get_checked_tasks():
         ifc.run(
             "sequence.edit_task",
-            **{"task": task, "attributes": {attribute_name: sequence.get_task_attribute_value(attribute_name)}}
+            task=task,
+            attributes={attribute_name: sequence.get_task_attribute_value(attribute_name)},
         )
         sequence.load_task_properties(task)
 
@@ -158,15 +155,15 @@ def disable_editing_task(sequence):
 def enable_editing_task_time(ifc, sequence, task=None):
     task_time = sequence.get_task_time(task)
     if task_time is None:
-        task_time = ifc.run("sequence.add_task_time", **{"task": task})
+        task_time = ifc.run("sequence.add_task_time", task=task)
     sequence.load_task_time_attributes(task_time)
     sequence.enable_editing_task_time(task)
 
 
 def edit_task_time(ifc, sequence, task_time=None):
     attributes = sequence.get_task_time_attributes()
-    print(task_time)
-    ifc.run("sequence.edit_task_time", **{"task_time": task_time, "attributes": attributes}) # nasty loop goes on when calendar props are messed up
+    # TODO: nasty loop goes on when calendar props are messed up
+    ifc.run("sequence.edit_task_time", task_time=task_time, attributes=attributes)
     task = sequence.get_active_task()
     sequence.load_task_properties(task=task)
     sequence.disable_editing_task_time()
@@ -174,25 +171,25 @@ def edit_task_time(ifc, sequence, task_time=None):
 
 def assign_predecessor(ifc, sequence, task=None):
     predecessor_task = sequence.get_active_task()
-    ifc.run("sequence.assign_sequence", **{"relating_process": task, "related_process": predecessor_task})
+    ifc.run("sequence.assign_sequence", relating_process=task, related_process=predecessor_task)
     sequence.load_task_properties()
 
 
 def unassign_predecessor(ifc, sequence, task=None):
     predecessor_task = sequence.get_active_task()
-    ifc.run("sequence.unassign_sequence", **{"relating_process": task, "related_process": predecessor_task})
+    ifc.run("sequence.unassign_sequence", relating_process=task, related_process=predecessor_task)
     sequence.load_task_properties()
 
 
 def assign_successor(ifc, sequence, task=None):
     successor_task = sequence.get_active_task()
-    ifc.run("sequence.assign_sequence", **{"relating_process": successor_task, "related_process": task})
+    ifc.run("sequence.assign_sequence", relating_process=successor_task, related_process=task)
     sequence.load_task_properties()
 
 
 def unassign_successor(ifc, sequence, task=None):
     successor_task = sequence.get_active_task()
-    ifc.run("sequence.unassign_sequence", **{"relating_process": successor_task, "related_process": task})
+    ifc.run("sequence.unassign_sequence", relating_process=successor_task, related_process=task)
     sequence.load_task_properties()
 
 
@@ -200,7 +197,7 @@ def assign_products(ifc, sequence, task=None, products=None):
     if not products:
         products = sequence.get_selected_products()
     for product in products:
-        ifc.run("sequence.assign_product", **{"relating_product": product, "related_object": task})
+        ifc.run("sequence.assign_product", relating_product=product, related_object=task)
     outputs = sequence.get_task_outputs(task)
     sequence.load_task_outputs(outputs)
 
@@ -209,7 +206,7 @@ def unassign_products(ifc, sequence, task=None, products=None):
     if not products:
         products = sequence.get_selected_products()
     for product in products:
-        ifc.run("sequence.unassign_product", **{"relating_product": product, "related_object": task})
+        ifc.run("sequence.unassign_product", relating_product=product, related_object=task)
     outputs = sequence.get_task_outputs(task)
     sequence.load_task_outputs(outputs)
 
@@ -218,7 +215,7 @@ def assign_input_products(ifc, sequence, task=None, products=None):
     if not products:
         products = sequence.get_selected_products()
     for product in products:
-        ifc.run("sequence.assign_process", **{"relating_process": task, "related_object": product})
+        ifc.run("sequence.assign_process", relating_process=task, related_object=product)
     inputs = sequence.get_task_inputs(task)
     sequence.load_task_inputs(inputs)
 
@@ -227,7 +224,7 @@ def unassign_input_products(ifc, sequence, task=None, products=None):
     if not products:
         products = sequence.get_selected_products()
     for product in products:
-        ifc.run("sequence.unassign_process", **{"relating_process": task, "related_object": product})
+        ifc.run("sequence.unassign_process", relating_process=task, related_object=product)
     inputs = sequence.get_task_inputs(task)
     sequence.load_task_inputs(inputs)
 
@@ -235,17 +232,17 @@ def unassign_input_products(ifc, sequence, task=None, products=None):
 def assign_resource(ifc, sequence, task=None):
     resource = sequence.get_selected_resource()
     sub_resource = ifc.run(
-        "resource.add_resource", **{"parent_resource": resource, "ifc_class": resource.is_a(), "name": resource.Name}
+        "resource.add_resource", parent_resource=resource, ifc_class=resource.is_a(), name=resource.Name
     )
-    ifc.run("sequence.assign_process", **{"relating_process": task, "related_object": sub_resource})
+    ifc.run("sequence.assign_process", relating_process=task, related_object=sub_resource)
     resources = sequence.get_task_resources(task)
     sequence.load_task_resources(resources)
     sequence.load_resources()
 
 
 def unassign_resource(ifc, sequence, task=None, resource=None):
-    ifc.run("sequence.unassign_process", **{"relating_process": task, "related_object": resource})
-    ifc.run("resource.remove_resource", **{"resource": resource})
+    ifc.run("sequence.unassign_process", relating_process=task, related_object=resource)
+    ifc.run("resource.remove_resource", resource=resource)
     resources = sequence.get_task_resources(task)
     sequence.load_task_resources(resources)
     sequence.load_resources()
@@ -270,7 +267,7 @@ def load_task_resources(sequence):
 
 
 def remove_work_calendar(ifc, work_calendar=None):
-    ifc.run("sequence.remove_work_calendar", **{"work_calendar": work_calendar})
+    ifc.run("sequence.remove_work_calendar", work_calendar=work_calendar)
 
 
 def add_work_calendar(ifc):
@@ -279,7 +276,7 @@ def add_work_calendar(ifc):
 
 def edit_work_calendar(ifc, sequence, work_calendar=None):
     attributes = sequence.get_work_calendar_attributes()
-    ifc.run("sequence.edit_work_calendar", **{"work_calendar": work_calendar, "attributes": attributes})
+    ifc.run("sequence.edit_work_calendar", work_calendar=work_calendar, attributes=attributes)
     sequence.disable_editing_work_calendar()
     sequence.load_task_properties()
 
@@ -298,7 +295,7 @@ def enable_editing_work_calendar_times(sequence, work_calendar=None):
 
 
 def add_work_time(ifc, work_calendar=None, time_type=None):
-    return ifc.run("sequence.add_work_time", **{"work_calendar": work_calendar, "time_type": time_type})
+    return ifc.run("sequence.add_work_time", work_calendar=work_calendar, time_type=time_type)
 
 
 def enable_editing_work_time(sequence, work_time=None):
@@ -311,43 +308,38 @@ def disable_editing_work_time(sequence):
 
 
 def remove_work_time(ifc, work_time=None):
-    ifc.run("sequence.remove_work_time", **{"work_time": work_time})
+    ifc.run("sequence.remove_work_time", work_time=work_time)
 
 
 def edit_work_time(ifc, sequence):
     work_time = sequence.get_active_work_time()
-    ifc.run("sequence.edit_work_time", **{"work_time": work_time, "attributes": sequence.get_work_time_attributes()})
+    ifc.run("sequence.edit_work_time", work_time=work_time, attributes=sequence.get_work_time_attributes())
     recurrence_pattern = work_time.RecurrencePattern
     if recurrence_pattern:
         ifc.run(
             "sequence.edit_recurrence_pattern",
-            **{
-                "recurrence_pattern": recurrence_pattern,
-                "attributes": sequence.get_recurrence_pattern_attributes(recurrence_pattern),
-            }
+            recurrence_pattern=recurrence_pattern,
+            attributes=sequence.get_recurrence_pattern_attributes(recurrence_pattern),
         )
     sequence.disable_editing_work_time()
 
 
 def assign_recurrence_pattern(ifc, work_time=None, recurrence_type=None):
-    return ifc.run("sequence.assign_recurrence_pattern", **{"parent": work_time, "recurrence_type": recurrence_type})
+    return ifc.run("sequence.assign_recurrence_pattern", parent=work_time, recurrence_type=recurrence_type)
 
 
 def unassign_recurrence_pattern(ifc, recurrence_pattern=None):
-    ifc.run("sequence.unassign_recurrence_pattern", **{"recurrence_pattern": recurrence_pattern})
+    ifc.run("sequence.unassign_recurrence_pattern", recurrence_pattern=recurrence_pattern)
 
 
 def add_time_period(ifc, sequence, recurrence_pattern=None):
     start_time, end_time = sequence.get_recurrence_pattern_times()
-    ifc.run(
-        "sequence.add_time_period",
-        **{"recurrence_pattern": recurrence_pattern, "start_time": start_time, "end_time": end_time}
-    )
+    ifc.run("sequence.add_time_period", recurrence_pattern=recurrence_pattern, start_time=start_time, end_time=end_time)
     sequence.reset_time_period()
 
 
 def remove_time_period(ifc, time_period=None):
-    ifc.run("sequence.remove_time_period", **{"time_period": time_period})
+    ifc.run("sequence.remove_time_period", time_period=time_period)
 
 
 def enable_editing_task_calendar(sequence, task=None):
@@ -355,14 +347,14 @@ def enable_editing_task_calendar(sequence, task=None):
 
 
 def edit_task_calendar(ifc, sequence, task=None, work_calendar=None):
-    ifc.run("control.assign_control", **{"relating_control": work_calendar, "related_object": task})
-    ifc.run("sequence.cascade_schedule", **{"task": task})
+    ifc.run("control.assign_control", relating_control=work_calendar, related_object=task)
+    ifc.run("sequence.cascade_schedule", task=task)
     sequence.load_task_properties()
 
 
 def remove_task_calendar(ifc, sequence, task=None, work_calendar=None):
-    ifc.run("control.unassign_control", **{"relating_control": work_calendar, "related_object": task})
-    ifc.run("sequence.cascade_schedule", **{"task": task})
+    ifc.run("control.unassign_control", relating_control=work_calendar, related_object=task)
+    ifc.run("sequence.cascade_schedule", task=task)
     sequence.load_task_properties()
 
 
@@ -391,24 +383,24 @@ def enable_editing_sequence_lag_time(sequence, rel_sequence=None, lag_time=None)
 
 
 def unassign_lag_time(ifc, sequence, rel_sequence=None):
-    ifc.run("sequence.unassign_lag_time", **{"rel_sequence": rel_sequence})
+    ifc.run("sequence.unassign_lag_time", rel_sequence=rel_sequence)
     sequence.load_task_properties()
 
 
 def assign_lag_time(ifc, rel_sequence=None):
-    ifc.run("sequence.assign_lag_time", **{"rel_sequence": rel_sequence, "lag_value": "P1D"})
+    ifc.run("sequence.assign_lag_time", rel_sequence=rel_sequence, lag_value="P1D")
 
 
 def edit_sequence_attributes(ifc, sequence, rel_sequence=None):
     attributes = sequence.get_rel_sequence_attributes()
-    ifc.run("sequence.edit_sequence", **{"rel_sequence": rel_sequence, "attributes": attributes})
+    ifc.run("sequence.edit_sequence", rel_sequence=rel_sequence, attributes=attributes)
     sequence.disable_editing_rel_sequence()
     sequence.load_task_properties()
 
 
 def edit_sequence_lag_time(ifc, sequence, lag_time=None):
     attributes = sequence.get_lag_time_attributes()
-    ifc.run("sequence.edit_lag_time", **{"lag_time": lag_time, "attributes": attributes})
+    ifc.run("sequence.edit_lag_time", lag_time=lag_time, attributes=attributes)
     sequence.disable_editing_rel_sequence()
     sequence.load_task_properties()
 
@@ -418,18 +410,17 @@ def disable_editing_rel_sequence(sequence):
 
 
 def select_task_outputs(ifc, sequence, task=None):
-    outputs = sequence.get_task_outputs(task)  ## should this be from the api instead ?
+    outputs = sequence.get_task_outputs(task)
     sequence.select_task_products(outputs)
 
 
 def select_task_inputs(ifc, sequence, task=None):
-    inputs = sequence.get_task_inputs(task)  ## should this be from the api instead ?
-    print(inputs)
+    inputs = sequence.get_task_inputs(task)
     sequence.select_task_products(inputs)
 
 
 def recalculate_schedule(ifc, work_schedule=None):
-    ifc.run("sequence.recalculate_schedule", **{"work_schedule": work_schedule})
+    ifc.run("sequence.recalculate_schedule", work_schedule=work_schedule)
 
 
 def add_task_column(sequence, column_type=None, name=None, data_type=None):
@@ -445,7 +436,7 @@ def set_task_sort_column(sequence, column=None):
 
 
 def calculate_task_duration(ifc, sequence, task=None):
-    ifc.run("sequence.calculate_task_duration", **{"task": task})
+    ifc.run("sequence.calculate_task_duration", task=task)
     work_schedule = sequence.get_active_work_schedule()
     if work_schedule:
         sequence.create_task_tree(work_schedule)
diff --git a/src/blenderbim/blenderbim/core/tool.py b/src/blenderbim/blenderbim/core/tool.py
index f086674d5b..67de3896db 100644
--- a/src/blenderbim/blenderbim/core/tool.py
+++ b/src/blenderbim/blenderbim/core/tool.py
@@ -436,8 +436,6 @@ class Sequence:
     def enable_editing_work_schedule_tasks(cls, work_schedule): pass
     def create_task_tree(cls, work_schedule): pass
     def load_task_properties(cls, task): pass
-    def hide_work_plan_hints(cls): pass
-    def show_work_plan_hints(cls): pass
     def get_active_work_schedule_id(cls): pass
     def get_selected_resource(cls): pass
     def expand_task(cls, task): pass
diff --git a/src/blenderbim/blenderbim/tool/sequence.py b/src/blenderbim/blenderbim/tool/sequence.py
index 2c27335196..aaf8508f29 100644
--- a/src/blenderbim/blenderbim/tool/sequence.py
+++ b/src/blenderbim/blenderbim/tool/sequence.py
@@ -247,14 +247,6 @@ class Sequence(blenderbim.core.tool.Sequence):
 
         bpy.context.scene.BIMWorkScheduleProperties.is_task_update_enabled = True
 
-    @classmethod
-    def hide_work_plan_hints(cls):
-        bpy.context.scene.BIMWorkPlanProperties.show_hints = False
-
-    @classmethod
-    def show_work_plan_hints(cls):
-        bpy.context.scene.BIMWorkPlanProperties.show_hints = True
-
     @classmethod
     def get_active_work_schedule(cls):
         if not bpy.context.scene.BIMWorkScheduleProperties.active_work_schedule_id:
diff --git a/src/blenderbim/test/bim/feature/bimtester.feature b/src/blenderbim/test/bim/feature/bimtester.feature
index 911fe93969..dd4629ad7e 100644
--- a/src/blenderbim/test/bim/feature/bimtester.feature
+++ b/src/blenderbim/test/bim/feature/bimtester.feature
@@ -4,8 +4,6 @@ Feature: Bimtester
 Scenario: Execute Bimtester
     Given an empty IFC project
     When I set "scene.BimTesterProperties.should_load_from_memory" to "True"
-    And I set "scene.BimTesterProperties.feature" to "{cwd}/test/files/sample-ids.xml"
+    And I set "scene.BimTesterProperties.feature" to "{cwd}/test/files/sample.feature"
     And I press "bim.execute_bim_tester"
     Then nothing happens
-    # IDS is continuously changing right now. Stable release scheduled for March 2022.
-    #Then the file "{cwd}/test/files/sample-ids.xml.html" should contain "Tests passed: <strong>1 / 1</strong> (100%)"
diff --git a/src/blenderbim/test/core/bootstrap.py b/src/blenderbim/test/core/bootstrap.py
index 686d23ab65..2f71c5bd37 100644
--- a/src/blenderbim/test/core/bootstrap.py
+++ b/src/blenderbim/test/core/bootstrap.py
@@ -175,6 +175,13 @@ def selector():
     prophet.verify()
 
 
+@pytest.fixture
+def sequence():
+    prophet = Prophecy(blenderbim.core.tool.Sequence)
+    yield prophet
+    prophet.verify()
+
+
 @pytest.fixture
 def spatial():
     prophet = Prophecy(blenderbim.core.tool.Spatial)
diff --git a/src/blenderbim/test/core/test_sequence.py b/src/blenderbim/test/core/test_sequence.py
new file mode 100644
index 0000000000..cac866e266
--- /dev/null
+++ b/src/blenderbim/test/core/test_sequence.py
@@ -0,0 +1,56 @@
+# BlenderBIM Add-on - OpenBIM Blender Add-on
+# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
+#
+# This file is part of BlenderBIM Add-on.
+#
+# BlenderBIM Add-on is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# BlenderBIM Add-on is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import blenderbim.core.sequence as subject
+from test.core.bootstrap import ifc, sequence
+
+
+class TestAddWorkPlan:
+    def test_run(self, ifc):
+        ifc.run("sequence.add_work_plan").should_be_called().will_return("work_plan")
+        assert subject.add_work_plan(ifc) == "work_plan"
+
+
+class TestRemoveWorkPlan:
+    def test_run(self, ifc):
+        ifc.run("sequence.remove_work_plan", work_plan="work_plan").should_be_called()
+        subject.remove_work_plan(ifc, work_plan="work_plan")
+
+
+class TestEnableEditingWorkPlan:
+    def test_run(self, sequence):
+        sequence.load_work_plan_attributes("work_plan").should_be_called()
+        sequence.enable_editing_work_plan("work_plan").should_be_called()
+        subject.enable_editing_work_plan(sequence, work_plan="work_plan")
+
+
+class TestDisableEditingWorkPlan:
+    def test_run(self, sequence):
+        sequence.disable_editing_work_plan().should_be_called()
+        subject.disable_editing_work_plan(sequence)
+
+
+class TestEditWorkPlan:
+    def test_run(self, ifc, sequence):
+        sequence.get_work_plan_attributes().should_be_called().will_return("attributes")
+        ifc.run("sequence.edit_work_plan", work_plan="work_plan", attributes="attributes").should_be_called()
+        sequence.disable_editing_work_plan().should_be_called()
+        subject.edit_work_plan(ifc, sequence, work_plan="work_plan")
+
+# TODO continue writing tests
diff --git a/src/blenderbim/test/files/sample.feature b/src/blenderbim/test/files/sample.feature
new file mode 100644
index 0000000000..a3b4428ecd
--- /dev/null
+++ b/src/blenderbim/test/files/sample.feature
@@ -0,0 +1,8 @@
+Feature: Project setup
+
+In order to view the BIM data
+As any interested stakeholder
+We need an IFC file
+
+Scenario: Receiving a file
+ * IFC data must use the "IFC4" schema