Before we get dozens of responses stating all the reasons nobody can say or tempting someone to violate their ICA, maybe the mods can just remove it.
Equal rights for others does not mean fewer rights for you. It's not pie.
"I prefer someone who burns the flag and then wraps themselves up in the Constitution over someone who burns the Constitution and then wraps themselves up in the flag." -Molly Ivins
Never try to teach a pig to sing. It's a waste of your time and it really annoys the pig.
The best way to find out is to keep signing up with more companies until you stumble across the ones that shop the companies that interest you.
Sometimes you can google the company name along with something like mystery shop and find out that way.
Also Valero audits are normally assigned in routes and those are offered to the previous shopper before being offered to the rest of the world. Also they assume you are only interested in what they consider your area. So. It's very possible you are signed up with this company but simply have not had any available to you.
There are reasons that a body stays in motion
At the moment only demons come to mind