Does cost segregation make sense for STRs if owned jointly with a 50/50 partner?

Thinking through different exit strategies which include 1031s (traditional,) outright sales, switches into over vehicles (ie. funds such as Realty Mogul, QOFs, MAS that work w/1031s) etc.One scenario, overly simplistic in my mind and thinking something obvious might be getting overlooked, is pane low income.Lets say my wife and I save up funds and suddenly retire at the same time, where we would have zero w2 income and other income sources (ie. rental income) would be below the 2022 married filing jointly limit of $83 350 - would this then mean we could sell an investment property we had for over a year and incur 0 capital gains?

This year I am spending even more time on it because I have done some tax lien Joint ventures after the sale.

If anyone can provide me with a brief summary of the case types it would be helpful.1) Domestic relations custody support and parenting time2) Domestic relations3) Domestic relations/other4) Equity  partition5) Equity complaint6) Equity Petition7) Estates and Administration8) Guardianship managed9) Joint petition10) paternity managed11) paternity in equity12) probate abuse / conservator managed13) probate other14) Wills for safekeepingGranted I know most of these probably do not pertain to real property, however what underlying situations would warrant the filing of these different cases?

He owned property in Delaware with his ex-wife and both are on the Deed, which states "Each as to an undivided one-half interest as joint tenants with rights of survivorship." 

All parties on the new agreement will be jointly and severally liable.

If we take the standard married filing jointly deduction and claim our 3 children, I will owe about 20-25,000 in taxes.

You prepare and jointly sign the CFK/FRA agreement with the date by which they'll be out, you show up that day to make sure they've fulfilled their end of the arrangement, and then change locks, secure the place well, and post NO TRESPASSING signs immediately.

We own the home jointly, with the mortgage owner being an H1B holder.Since we want to rent out the house would like to create an LLC to protect us and our assent from any lawsuits in the future.

Luckily, even better than a 1031 and DEFERRED taxes is primary home exemption ($250k for single, $500k married filing jointly) .