We told you restricted free agency is tricky. Well, it’s so tricky that the Memphis Grizzlies and Minnesota Timberwolves decided not to participate in it. This week, the Grizzlies decided against making a $7.4 million qualifying offer to guard O.J. Mayo while making cheaper QO’s to forwards Marreese Speights and Darrell Arthur. The Timberwolves made the same decision on their $8.2 million qualifying offer to Michael Beasley. Those decisions make Mayo and Beasley unrestricted free agents – and remove them from our