Keep me logged in until I sign out. If they are binding, they surrender any legal right to sue the company you're contracting with.
Arbitration is especially common in brokerage contracts.
Arbitration is not a bad thing. Sometimes it can be to a consumer's advantage. It gets rid of a lot of the formalities and technicalities of court proceedings, and is often much faster and cheaper. There are some areas, however, where seemingly simple issues are really much more complex than they appear. Then arbitration might cause problems.