It will allow them to take the best player available and fill in their needs with free agency. There are many free agent RTs hitting the market this year: Clabo, Harris, Yanda, Gaither, & Colon to name a few. There are also likely to be many free agents in general as last year, due to the changing rules without a CBA, there really wasn't free agency. So there's basically two years worth of guys hitting the market. It just happens that the 5 or 6 premier guys that the Bills had no chance at anyway got tagged.