Northern Wholesale Supply is hosting a Cequent Performance Products factory authorized towing training seminar Wednesday, March 17, at its facility in Lino Lakes, Minn. The training is approved for RVDA-RVIA RV service technician certification. The seminar begins at 8 a.m. and ends at 5 p.m.; lunch is provided. For more information, call Northern Wholesale at 800-666-1111.