Where the two rate cards do their damage. Two proposals issued in the same week can quote different rates for the same grade, and both are defensible internally.
Boundary
Trigger (in)
Conflicts checked, usually.
Output (out)
A proposal with a price.
Requires
none
Produces
none
Floor: can this run itself
Position
person
Manual because
risk
Basis
Assembled by hand from a previous proposal. Rates are taken from whichever card the author has.