Term
Stacking
A doubles strategy of arranging where you stand so each player can play on their stronger side (right or left).
A doubles strategy of arranging where you stand when serving and receiving, so that each player can make the most of their strong shots (Pickleball.com).
As long as the correct server serves from the correct position and the correct receiver receives, arranging where the partners stand is not against the rules (5.B.1, 5.B.4, 5.C.1.a, When the server or the score is wrong).
How to read the sources: numbers like (8.F.4) are rulebook sections, and links are outside sources. An "Author's note" is the author's personal experience, not an official rule.