No reason you can't ask for (or demand) a copy of the lease to review before you hand over the application fee. And walk away if you don't get it.
If you want to get ahead of the game you can download Pennsylvania residential lease forms from the internet and get a preliminary idea of what you might be getting into.
https://duckduckgo.com/?q=pennsylvan...rm&t=h_&ia=web
The one from the Landlord Association is probably as comprehensive as any lease you'll see out there.
https://www.landlordassocpa.com/Memb...0Agreement.pdf
You'll be passing up a lot of nice places if you do that.
Back in the Stone Age when we old folks didn't have the advantage of the internet, apartment complexes ran small ads in the newspaper with very little information and we had to go there to have a look and talk to the management.
Is this going to be your first apartment?

