diff --git a/sources/business_logic/availability_example/basic_data.rb b/sources/business_logic/availability_example/basic_data.rb
new file mode 100644
index 0000000..964c1f4
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+++ b/sources/business_logic/availability_example/basic_data.rb
@@ -0,0 +1,39 @@
+module Example
+  @model = FactoryGirl.create(:model, product: 'Example Model')
+  @pool = FactoryGirl.create(:inventory_pool)
+
+  @inventory_manager = FactoryGirl.create(:inventory_manager,
+                                          inventory_pool: @pool,
+                                          email: 'inventory_manager@example.com')
+
+  4.times { FactoryGirl.create(:item, model: @model, inventory_pool: @pool) }
+
+  @group_1 = FactoryGirl.create(:group, inventory_pool: @pool, name: 'Group 1')
+  @group_2 = FactoryGirl.create(:group, inventory_pool: @pool, name: 'Group 2')
+
+  FactoryGirl.create(:entitlement, model: @model, entitlement_group: @group_1, quantity: 2)
+  FactoryGirl.create(:entitlement, model: @model, entitlement_group: @group_2, quantity: 1)
+
+  @user_A = FactoryGirl.create(:customer, inventory_pool: @pool, email: 'user_a@example.com',
+                               firstname: 'User', lastname: 'A') 
+  @group_1.users << @user_A
+  @group_2.users << @user_A
+
+  @user_B = FactoryGirl.create(:customer, inventory_pool: @pool, email: 'user_b@example.com',
+                               firstname: 'User', lastname: 'B') 
+  @group_2.users << @user_B
+
+  @user_C = FactoryGirl.create(:customer, inventory_pool: @pool, email: 'user_c@example.com',
+                               firstname: 'User', lastname: 'C') 
+
+  # Timecop.travel('2018-06-27') # personas travel date
+
+  @r1 = FactoryGirl.create(:reservation, model: @model, status: :approved, user: @user_A, inventory_pool: @pool,
+                           start_date: Date.parse('2018-06-26'), end_date: Date.parse('2018-07-05'))
+  @r2 = FactoryGirl.create(:reservation, model: @model, status: :approved, user: @user_B, inventory_pool: @pool,
+                           start_date: Date.parse('2018-06-27'), end_date: Date.parse('2018-06-28'))
+  @r3 = FactoryGirl.create(:reservation, model: @model, status: :approved, user: @user_C, inventory_pool: @pool,
+                           start_date: Date.parse('2018-06-27'), end_date: Date.parse('2018-07-11'))
+  @r4 = FactoryGirl.create(:reservation, model: @model, status: :approved, user: @user_A, inventory_pool: @pool,
+                           start_date: Date.parse('2018-07-02'), end_date: Date.parse('2018-07-03'))
+end
diff --git a/sources/business_logic/availability_example/hard_overbooking.rb b/sources/business_logic/availability_example/hard_overbooking.rb
new file mode 100644
index 0000000..48178fe
--- /dev/null
+++ b/sources/business_logic/availability_example/hard_overbooking.rb
@@ -0,0 +1,7 @@
+module Example
+  @model.items.take(2).each do |i|
+    i.update_attributes! \
+      retired: Date.today,
+      retired_reason: Faker::Lorem.sentence
+  end
+end
diff --git a/sources/business_logic/availability_example/hard_overbooking_timeline.png b/sources/business_logic/availability_example/hard_overbooking_timeline.png
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diff --git a/sources/business_logic/availability_example/model_timeline.png b/sources/business_logic/availability_example/model_timeline.png
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diff --git a/sources/business_logic/availability_example/soft_overbooking.rb b/sources/business_logic/availability_example/soft_overbooking.rb
new file mode 100644
index 0000000..31e2d59
--- /dev/null
+++ b/sources/business_logic/availability_example/soft_overbooking.rb
@@ -0,0 +1,4 @@
+module Example
+  @r5 = FactoryGirl.create(:reservation, model: @model, status: :approved, user: @user_C, inventory_pool: @pool,
+                           start_date: Date.parse('2018-07-10'), end_date: Date.parse('2018-07-11'))
+end
diff --git a/sources/business_logic/availability_example/soft_overbooking_timeline.png b/sources/business_logic/availability_example/soft_overbooking_timeline.png
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diff --git a/sources/business_logic/availability_example/user_b_booking_calendar.png b/sources/business_logic/availability_example/user_b_booking_calendar.png
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