If things go sideways, you discovery greater rehab expenses, the market takes a turn for the worse, you can get in the red quickly. 

Most lenders require the delinquent balance to be paid before approving a VA loan assumption.

Please know that it's not really meant for your company expenses, such as paying BiggerPockets, seminar fees, software subscriptions, etc.  

So, if interest rates are a buyer’s primary roadblock, then I recommend negotiating a rate buydown at a seller’s expense or looking at new construction, where builders are offering rate reductions and other substantial incentives.What if I’m a seller?

Midwest spots like Ohio or Indiana could work—think Dayton or Indianapolis—where $80k-$120k can snag a 3BD pulling $1,200/month rent with $500-$800 in cash flow after expenses.

From Land Guy " Landvision to make lists, but it's expensive (3800 per year, but you get unlimited data).

Effort is still required to communicate with the Craigslist advertisers, but having software to lift the deals out of Craigslist would surely be worth $1,000. 

I was ready to submit an offer, but I called my GC first, and he strongly advised against flipping in Coronado due to the strict permit requirements.

They are expensive.

@Steve L There’s certain expenses that are just part of the process.