Monday marks the start of the legal tampering period, which means the Indianapolis Colts will unofficially begin negotiating with players set to become free agents when the new league year begins on Wednesday. What better time to do a mock draft than just before everything will change in a few days? The Colts lead the NFL in salary-cap space but that won’t change their plans of building through the draft. It’s a core concept that general manager Chris Ballard believes is the key to sustained success even if the Colts have struggled to stay consistent in recent seasons.