Yes, that is the original house hacking strategy, but it really only works well if you've built up enough equity over the time you lived in the first one to depart and end up no money in when you refi.

Understanding and monitoring your occupancy rate is key to maximizing earnings, as it indicates property performance and influences pricing and marketing strategies.

Or it has to be awesome interior design. 

Work on tax strategies with that person.

At the end of the day, thats a much later in the game strategy.

Try not to buy too much too fast just so you can feel comfortable that the strategy that you're deploying is working as expected.  

Any advice on some good strategies that are currently working in and around Philly?

Here is what I expect as topics at least for starters:Investment strategy evolutionCreative borrowing/lending structuresLeverage and long term debt planningTax structures and planningYour questions/problems/interests/goals here!

Few opportunities in my market regardless of strategy.

By staying proactive, building strong relationships, and remaining adaptable to market dynamics, you'll be well-positioned to capitalize on opportunities and achieve success with your BLBURRR strategy.