It's important to have a Realtor to represent you in this transaction. If there's a Realtor selling the property, that Realtor typically represents the seller. You need a buyer's agent who represent your interest. Customs vary by location but it's not uncommon for a seller to compensate the Buyer's Agent.
You should ask to review the Association's:
(1) Restrictive Covenants, which explains what you can and can't do to your property i.e. painting, parking, pets, etc.
(2) ByLaws which governs the rules of the HOA. Read more re...