Old PDP: Hey your building is cool. You have all the documentation intact. No need to worry
New PDP: Wait, why are you trying to destroy my building? I have all the documentation. You told me it was cool. I am going to court.
Old PDP: Well who told you to join the New PDP. You know what…. we only gave you a “temporary permit, which [forbids you] from erecting a permanent structure on the land”. You also “signed an undertaking to vacate the land anytime the authority needed it”. We need it now.
In other words….don’t make us unhappy or else ….
You can read the rest here.