I was instantly able to attain about 100K in money in seconds.

I'll take the $70k instant equity plus cash flow to pay it off.  

I would not cash out any 401k or ira.You mention the instant loss of 56k in taxes and penalties.Take old 401k rollover to traditional ira.

This allows the investor to negotiate a low price to purchase, allowing them to renovate and generate instant equity in the property.

Any issues they can log into the site and submit an issue and instantly goes to my phone.

This app is great because its secure (the parent company is Square) and gives you the option for instant deposit into your bank account (for a 1% fee) or next day deposit for free.

Are you substantially below market so that you have instant equity when you buy?  

I’ve had a lot of seller financing offers and if they mention it first I instantly say no, but if they give me an offer, then I later find out that they want seller financing, I instantly don’t trust them because it wasn’t in the offer.

But, if you haven't bought enough INSTANT additional equity because your deal wasn't really a "deal", you WILL be lumbered with the vagaries of HML. 

Pretty instantly you can use your target $/sqft figure to know what property’s will be profitable to your liking.