It's not even the transfer fees that are the issue either, it's the mountain of wages we're paying
That'll hurt us in the FFP stakes way more than transfer fees
Even without the FFP though, it makes no sense in amassing a load of players just because, when the manager makes it clear that a good portion are never really going to contribute in any way.
The only reason for doing this is if its with young players, like Chelsea. But their system (like Citys) are designed to actually make a profit from all the kids not just have them hanging around because they are rich and oh well they can