"Wet glue" patches. Because they actually work, thanks to chemical vulcanization. LET THE GLUE DRY!!!! The glue-ons are a waste of time IME.
Instead of buying a hundred tubes of glue that you'll use once (and waste the rest), put your glue tubes in an airtight container. The VOA sample bottle is a perfect option:
Yes, they're glass, so be careful. I actually found a spare chunk of aluminum tubing that fit PERFECTLY around one, so it's no longer prone to being broken in the shop.