father in law drops it on me..

[Giller]

First, there are a thousand threads on here about oil and filters. Sit back, use the search, and prepare to be amused and bemused.
Second - not a bad idea to get it to a Porsche mechanic for a once over. Get it up on a lift and take a real, close look at suspension et al.
As Timco said - these cars can cost a mint, so best be prepared.