ST. LOUIS - A Missouri federal judge on Nov. 30, in a decision she said is "a close one," certified as a class action claims of unpaid wages and overtime and unjust enrichment filed by sales representatives for two companies that sell extended automobile warranties (Latease Rikard, et al. v. U.S. Auto Protection, LLC, et al., No. 4:11-cv-1580, E.D. Mo.; 2012 U.S. Dist. LEXIS 170050).