Since mutual promises are sufficient consideration under the state's law, there was sufficient consideration for the arbitration agreement.
Revision of the bank account terms to incorporate an arbitration agreement had insufficient mutual assent, as the terms were revised by simple notice and opportunity to cancel, creating a contract of adhesion, since the change in the terms was unreasonable and breached the implied covenant of good faith and fair dealing.
Sevier Cnty. Schs. Fed. Credit Union v. Branch Banking & Trust Co.