Whaaaaa? The Wall Street Journal says J.C. Penney and Home Depot have been investing in better customer service training, because apparently some egghead thinks it might increase sales. Penney started it back over the holiday shopping season, by giving cash bonuses to employees who improved their customer service scores. Home Depot should be rolling out some new improved customer interaction this month, where cashiers will ask if you found everything you needed and will call up the right department on your behalf if you didn’t. [More]