I've used Many Tricks' Moom for years for window screen management and hit the hotkeys for this maybe 500 times a day. Unfortunately the settings have no export/import and every new machine means digging up and re-creating this list of custom configurations. Documenting to share and for reference.
Key binding = control+option+space
Define using 6 x 6 cells
A: A1, F6
L: A1, C6
S: A1, C5
D: D1, F5
M: B1, E5
T: A1, F5
Z: Move to bottom-left
X: Move to bottom-right
G: A1, F3
B: D1, F6
R: D4, F6
