How can assets be moved into a LP's name without triggering capitol gains? 

It couldn't hurt to call a couple attorneys right away to see what they say in terms of cost and suggestions for dealing with this quickly.In terms of mitigating any legal issues with your tenant be sure you are documenting every conversation you have had with the HOA in terms of asking them to make the necessary repairs.

Your net gain is your net sale, minus your adjust cost basis.

Maybe they've been burned by landlords in the past and are being very careful.You can legally reject them based on personality, facial tattoos, body odor, or other factors, but you better make sure you can prove that it wasn't based on any protected class like race, religion, familial status, etc.

Tax and Legal ConsiderationsUnderstand the tax implications and legal responsibilities associated with rental income.

Don't just look for "someone in a legal profession".

Looks better for them and gaining a sale and higher property value gives a larger commission. 

Leverage the Power of LLCsEstablishing a Limited Liability Company (LLC) for your real estate investments can offer both legal protection and tax benefits.

Does this completely prevent the tax lien holder of getting additional gains after foreclosing? 

You’d also make all future capital gains at least partially taxable instead of tax exempt by converting your primary to a rental.