MOHAVE COUNTY – UniSource Energy Services is warning residents and business owners to protect themselves from suspicious phone calls, text messages, letters and visits in the light of ongoing attempts from scammers falsely claiming to work for the company. UniSource has joined more than 100 other electric, gas and water utilities in North America in an awareness campaign designed to help customers recognize the high-pressure techniques used in ongoing scams. Most of the concerns involve someone claiming to be a UniSource employee and threatening to disconnect their electric service unless they made immediate payments – often giving them an hour or…