An offer of judgment under Rule 68 of the Federal Rules of Civil Procedure has proved to be a powerful tool in navigating through the avalanche of putative class-action filings over the past decade.Specifically, settling on an individual basis only with putative class representatives, either before a class is certified or after class certification is denied, is often used by Fortune 500 companies to avoid the costs, monetary and otherwise, associated with defending against a putative class action.Prior to the 7th U.S …