Every Philadelphia condominium agreement of sale comes with a home inspection contingency. Every home inspection reveals some sort of defect...be it a double tap, water stain, burner that doesn't ignite, etc...most Philadelphia condos for sale are used and have been lived in. There is no such thing as perfection. 

If you have the option of taking a credit, or having the seller repair items- GO FOR THE CREDIT. Because more often than not, you or your contractor may not like the way the seller does the repair. Then we all have a problem….