Alec Burks currently has a team option for the Pistons this season. The Pistons may decide to decline their option which would make him an unrestricted free agent. You may accept or decline this option, by default it will be accepted. You may also update his contract to perform actions such as a Sign & Trade.
Lonnie Walker IV is currently listed as a cap hold for the Lakers this season. Cap holds represent "placeholders" for pending free agents, unsigned draft picks, offer sheets, etc. Cap holds will have no trade value. You may update his contract in order to provide trade value for a Sign & Trade.