Buy SFR or MF up to 4 units in your own name and get $300k liability insurance (maybe more on multi-unit) on each property along with a $1-3 million Umbrella policy over all of them. 

My rental insurance company did not cancel my existing policies but will not write new policies.I also flipped houses. 

My buyer has asked me how the mortgage company will respond and/or reconize the new buyers insurance policy as the note holders insurance is dropped.

It would all depend on how well you have your policies and procedures laid out.

I'll be working with him on his business (financing, sales, marketing... the areas where I have experience) while simultaneously building my own/getting experience.I know there's a lot of wisdom to the contrary of jumping 100% into real estate without the safety net of a full-time job... but I'm going to make it work :) I'll post periodically on my progress and invite and value your feedback (including your thoughts on the above)!

Next is a good insurance policy, then comes business formations.LLCs are the most popular with investors, but if they are not managed correctly they can be worthless.

Your best bet is a good insurance policy."

We now make sure our landscapers sign a IPM landscaping policy agreement and that they are licensed and insured .

It's some type of store policy. 

Insurance can be an issue, you may need a contents policy in addition to paying premiums in the contract, but again, without a mortgage, you could insure it.