Many small business owners agonize over whether to accept credit card payments. Some say it’s too expensive — that the cost of processing fees and the extra liability just aren’t worth it. Others argue that the added convenience to their customers makes the expense and potential hassle of accepting card payments pay off. But, should your small business accept credit cards? These days, it’s easier than ever to take card payments; many payment processing providers offer mobile solutions that are perfect for all entrepreneurs, whether they’re selling from a traditional retail outlet, venturing out to farmers markets, working from clients’ homes or even out of cars.…