Thought about quitting before?
Bandmates drink more than play?
Can the drummer play well?
See that as a problem?
Bandmates have serious drug habits?
Quit before your gear is turned into drug money.
Band decisions made by...
Malevolent or benevolent dictator?
Wear spandex or eyeliner as a schtick?
Girlfriends showing up to rehearsals?
Are you dreading rehearsal?
Are you a "Golden God"?
What do you play?
Just be happy musicians are keeping you around.
Increasingly relegated to tambourine duty?
Give it a month. Refer back to chart if quitting comes to mind again.
Only play roots and fifths?
Singer writing your parts?
Quit. Steal drummer.