The tenants are currently in court with a title dispute so the house would have to be paid for cash only.I would like to convert it to a primary residence and turn the garden level into a separate two bedroom apartment for use as an in law suite.

They have 3-4 residents and someone is there at all times caring for those residents 24/7. 

Also there is no restriction on acquiring conventional loan on primary residence even if you have maxed out on conventional loan for rentals.

Some insurance companies offer policies specifically designed for owner-occupied multifamily properties, so it’s worth asking about that option.The key is ensuring both your personal residence and the rental unit are adequately covered.

Investment Info:Single-family residence buy & hold investment.

DSCR is for non-owner occupied residences only. 

Investment Info:Single-family residence buy & hold investment.

In reality, you are never going to be fully prepared by watching YouTube videos on how to invest in real estate.

Post on local Facebook pages for contractor referrals, go to local REIAs, and ask your potential agents and PMs (even if not using a PM at first...you may at some point).There is only so much that service providers can do and many of them are far from "experts"; so, be prepared to be your own expert at being willing to figure stuff out as you move forward.

When you buy a primary residence you are typically using a conventional conforming (fannie/freddie) type loan.