I am waiting to get my final permits from DCRA and about to do underpinning on the row house in Brookland, as I am converting the basement to the one bedroom apartment with the front dig out for the separate apartment entrance.

Property Manager in that geographical area had a father that was a handyman.   35K into it and the property was somewhat pretty  and we converted it from a two bedroom to a four bedroom.It appraised for 160 so I did a cash out refi.

How do you convert the credit in to cash for purchase?

FHA to start but we converted it to a conventional on a 15 year mortgage with about 3.15% interest.

I have 23k in business credit that I want to use for a down payment on an investment property. I have some cash as well. I've been following this other popular investor on Youtube and this is the method he uses to acq...

Try and find houses that you could convert to a 6+ bed house. 

I need to convert my primary home to a rental property.

It sounds like you want to let the person live there for as long as they are alive and then the house converts to you.

Over the following years, I completely renovated the inside and outside of the home to convert it into a short term rental.

I know there are programs that help you convert to this.