By Tina Orem, The Associated Press Tax preparers do a big chunk of America’s tax returns — more than 80 million a year, according to the IRS — but if you’re nervous about handing confidential information to someone in a largely unregulated field, you’re not alone. Here are some tips to help you find a good tax preparer and reduce the risk of expensive errors and exposing your finances. First, decide if you really need a tax preparer.Everyone’s tax situation is different, but many millions of them are simple enough — some W-2s from work, mortgage interest or a few other obvious deductions — to handle in-house.