I mean by safest is on the volatility, for example STRs have many different factors, seasons of the year, local government regs and much more.

Don't split the work between multiple contractors if possible, finding one to do all or most of the work will keep prices down.Challenges were finding replacement pieces for certain items as manufactured homes were very different than stick built as well as going through state guidelines for affixing the house to the land

I had listed a 10-unit property in Cincinnati, OH, and found a buyer through an agent from a different office.

How long it takes to be financially ready is different for everyone.

Do you have a preferred type of property and price range you're looking for in general (knowing the costs can be different based on they market)?

The solution would have been to sell this once you got it, and net the difference.

A wedding venue is way different than STR but it does diversify your holdings. 

As far as your primary residence, if you have lived in it 2 out of the last 5 years, you should not have to pay taxes on capital gains (difference between what you paid for it & what you sold it for) up to $250,000 if you file your taxes as an individual and $500,000 if you file jointly with a spouse.Just a disclaimer, I am not a tax professional.

Feedback has not suggested property needs additional repairs/work, only that they are looking in a different area.

How long it takes to be financially ready is different for everyone.