Mind the spine and be creative: the golden rules of MLS squad-building

So you want to build an MLS champion? No mean feat given the league's notoriously byzantine roster regulations. But take heed of these four rules and you'll be on your way

So you, dear reader, want to build a great MLS roster.

You want to catapult your team to the top of the league, winning Supporters' Shields and MLS Cups along the way. Maybe you'll even contend for a US Open Cup or two - if MLS will let you play in it, that is.