Talk to residents and check out the OCSA Resident Reaction File. DO NOT sign for longer than you plan to stay. The lease is a legally and finacially binding contract. Read the lease and understand its clauses. Get all agreements in writing.
Oral agreements are very difficult to enforce.
Get a copy of everything for your own records. Note the requirements for return of your security deposit. Give 30 days written notice of your intent to vacate at the end of the lease term. Abide by the lease terms, including leaving a clean apartment. Leave a written forwarding address with your manager and the Post Office.