If I win the bid and take possession of the house, will the second mortgage or HOA then foreclose on me at a later time ?

It is the most powerful information processing tool we as humans possess.

Keep the premises clean and safe as the condition of the premises when the tenant took possession.

That's if the property is in my possession earning income AND most of all, If a party sues me, I have to be in a position where I could reasonably expect a summary judgment or a quash will get rid of it

.#1 was resolved in that we went to court and I received possession. 

Getting possession back and getting it re-rented is the most important thing.

@Ty PrimersJust curious - how did you come into possession of the list?

OCCUPANCY: Exclusive irrevocable possession and occupancy shall be delivered to Buyer, Buyer’s Assignees, or Buyer’s Agents at 5:00 PM on the date this agreement is signed by Seller, on the date of Close of Escrow, on ________________, 20______ or no later than ___________ days after Close of Escrow.

Then you could foreclose on the property to gain possession.

to acquire the possession of, or the right to, by paying or promising to pay an equivalent, especially in money; purchase.So, in essence, you are buying- you are obtaining the right to through the contract.