Curated starting points
Kestrel Quire / Collections
Find the right envelope for the moment.
Start with the kind of mail you are making, then compare the active A7 packs that suit the job. Every link returns you to the full catalog card.
The collection index
Three ways into the quire.
A7, considered
The details still belong in the plan.
These groupings are a calm way to begin, not a new inventory layer. The live pack card remains the source of truth for color, stock, quantity, price, and current availability.