CANADIAN TIRE CORP., $146.20, Toronto symbol CTC.A, is a buy. The company operates 502 Canadian Tire stores, which sell automotive parts and services, and household and sporting goods; franchisees run most of the locations. The company’s other operations also enrich its outlook. They include 169 stores operating under the PartSource (auto parts) and Party City (party supplies) banners. Canadian Tire has several other major retail chains: Mark’s sells casual and work clothing through 383 stores; and the Sport Chek Group sells sporting goods and athletic wear through 371 outlets, mainly under the Sport Chek and Sports Experts banners. This week, the company announced a new strategy—called True North—to spur its sales and earnings. Canadian Tire gets 15% of the goods it sells from the U.S., so the new plan should also help it offset any potential tariffs. The plan mainly involves better integrating its various banners, remodeling stores, closing less-profitable outlets and expanding its Triangle customer loyalty program. The company will also merge…