WARWICK-The Albert Wisner Public Library is having a promotion for teens living in the Warwick School District in grades six through 12. Students who have never had a library card before and sign up will receive a coupon for rent-one, get-one free good only at Merchant’s Square Video and Dollar Variety on Ronald Reagan Boulevard. The promotion runs through the end of October. Students will need a parental signature to get the card. For additional information, contact Katy Glover at the library reference desk by calling 986-1047 or by e-mail at email@example.com.