After an arbitration about-face by the defendant in a class action, the Eleventh Circuit ruled that the defendant had waived its right to compel arbitration by: participating in litigation for two years and affirmatively declining to enforce its arbitration agreement with the plaintiffs until after SCOTUS issued its Concepcion decision.  Garcia v. Wachovia Corp.,

The Missouri Supreme Court just acknowledged that its 2010 decision, finding a class arbitration waiver was unenforceable under state law, is preempted by the FAA, pursuant to the rationale of ConcepcionIn Robinson v. Title Lenders, Inc., __ S.W.3d __, 2012 724669 (Mo. Mar. 6, 2012) and Brewer v. Mo. Title Loans, Inc.

The Eleventh Circuit has ruled that the plaintiff’s act of amending its complaint may allow a defendant to resurrect its previously-waived right to arbitrate.  “[I]n limited circumstances, fairness dictates that a waiver of arbitration be nullified by the filing of an amended complaint.”  Krinsk v. Suntrust Banks, Inc., __ F.3d ___, 2011 WL 3902998,

A party with an arbitration agreement can waive its right to arbitrate by acting inconsistently with that right, usually by “invoking the litigation machinery” before demanding arbitration.  However, the federal circuits are split over whether a party asserting a waiver of arbitration must also show it was prejudiced by the other party’s use of that