Three pictures I created to quickly summarise value stream mapping

1. Supplier / Producer Customer
S

2. Extra Hand-offs
features
Review
Requirements Design
Requirements
(3 wks) (2 wks)
3 wks (1 day) 2 wks
Supplier / Producer Delays
Customer
Partially 4 wks
done work
System Test Code Review Design
S (3 wks) (6 wks) (1 day)
7 wks 2 wks
Relearning
1 wk
Defects
UAT Deploy
(3 wks) (1 hr)
1 wk

3. Cross-functional
Requirements Timeboxed Iterations
Workshop (6 wks)
(2 wk)
1 wk
Supplier / Producer 2 wks
Customer
UAT System Test
S (1 wks) (1 wk)
1 wk
1 wk
Deploy
(1 hr)