June 4, 2019Last Updated: June 3, 2019  by Christopher Ryan Lisa Magnuson, Founder and CEO of Top Line Sales, asked for my input on a book she is writing on how to win large enterprise sales deals. Since Lisa is perhaps the premier expert in this area, I was happy to participate by offering 13 strategies that can help block competitors and build a competitive fortress around B2B companies. While these strategies can be applied at the macro or company…