You are missing the point. The price you agreed to is the one in the papers. You indicated your agreement by signing them.

Well, if you kept your evidence (salad), you have have it tested in a lab. Would cost you an arm and a leg, I would imagine.

Stay put. Talk is cheap. If he does something stupid, contract a crim. defense lawyer (this is not something you should be doing on your own). ...

What should I do?

Short of a law suit -- nothing. However, depending on the underlying circumstances of the transaction, you might have a legitimate legal claim...

Can I legally file a dispute to return my funds if I have not signed any documents for purchasing a car?

It is impossible to answer your question, because it is difficult to figure out what you are saying. For starters, it is not clear whether you...

If you signed the contract, whatever the contract says is what you agreed to. In other words, in the eyes of the law you agreed to become a...

Come on. What do you think singing the contracts meant to indicate? That you "maybe" would buy a car? No, you are stuck, and your immigration...

Can I sue Priceline.com and is it worth it?

Sure, you can sue. But when defendant comes to court and says, "everything is messed up, delayed, there is an epidemic going on out there, half of...

It would help if you actually asked a question (putting a question mark after a heading does not a question make). If your question, to the extent...

Can I file a case on internet sale fraud?

You answer your own question. There is also a question of collectability.