Although this option is free, there are two main problems with it.
The talent has not been the best from the league, but the free agents that have signed with the Raiders so far are speculated in contributing the team to be a better squad next season. https://telegra.ph/Praca-w-Niemczech-bez-do%C5%9Bwiadczenia---Jak-znale%C5%BA%C4%87-prac%C4%99-03-23