To preserve capital, can I make slightly higher offers on properties and have the seller pay toward these fees? 

Many people outsource this effort to call centers - because they would rather pay to have someone else do that dirty work.  

Pay off your debts.

2. should i try the line of credit and refinance and pay off before the 0%3. any other suggestions?

You’ll pay a dear price for privacy and security but peace of mind may be more valuable to you.

The house hack cash flow should more than pay all the costs and throw off profits.  

If you do not put in a 2nd HVAC system, pay attention to the return ducts.

Also, the cash flow of the paying notes will provide enough cushion to allow me to survive almost any crash.6 - Finally, I have about 10% of my portfolio allocated for investment in high(er) risk property investments - and while there’s no telling how I’ll do on this, in the past I have been able to purchase some volatile assets at very low prices and end up doing pretty well.  

Insurance would cover it, I would pay the deductible, and no assets would be lost.If you are in an area like San Diego where people are more likely to sue, a judge is more likely to find you guilty, and the payout is expected to be higher, you may consider an umbrella insurance policy.

They charge exorbitant fees above the rate you get as the owner and they list on third party sites at rates way above what they pay you.