Many of the big companies at the bottom of the forum have jobs where you don't buy anything.
Apartments
Storage places
Gyms
I made most of my money at quick easy jobs where I DID have to buy stuff.
But some of the easiest things are opening bank accounts (super easy, not a lot of observation required, and high pay).
Sign up for new companies every day. Make a different email for it.
Honestly you should do gas stations -you have to buy gas anyway, you get a hang of them, they sometimes pay decently, and sometimes take only 10 minutes.
If you haven't seen, they're working to update the MSCs list, but don't wait. Just get a ton of companies, and sometimes you find some gems. Most companies have very few clients.
What part of SoCal?