If it can't be sold off market, then technically a licensed agent should list it on the MLS and disclose that it doesn't have legal access.

All my peers and clients who previously bought tax sale properties moved away from the strategy a number of years ago so I don't have any recent experiences to go off of,  but wouldn't be surprised if the lead time is longer this time of year due to the holidays. 

The sad stories of money lost are too numerous to ignore.

Networking with brokers, wholesalers, and property managers in your target markets can open doors to off-market opportunities.

Example: "If I was to use you for the next ____ projects, would you be opposed to taking 20% off materials?" 

if not, how would you plan to pay that bridge loan off before the balloon comes due?

I wouldn't recommend trying to do something like this right off the bat, I think you need to get into the game and really know what you are doing before taking on that level of risk.Happy to chat more over a phone call or direct message if you want more insights or have more specific questions!

So if a property is appraised for 100k your mortgage would be based off that.

So, I believe this page explains about how they need to be registered to do business:https://www.pa.gov/agencies/dos/programs/business/types-of-f...

To me the cost of purchasing cash flow is too high, better off being cash negative 2) alternate rent models: mtr, str, rent by room.