So everything hinges on appreciation, which could come back with inflation.Primary residences are often not good rental assets.

@Terrence StarkTypically the contract to buy the new house would specify that the builder/seller would deliver the type of plans you are referencing.

You should check with your 1031 provider quickly.

How can we know which boomer is going to list their home?

@Amir Portal  I think you should stay open to all areas. 

I can recommend property management, realtor, vendors, if you need them.

You found the right place for information.

There is no one with experience in actual real estate high up in the company, which is the problem with most tech companies masquerading as real estate companies (including brokerages).Let me know if you want to know even more. :)

@Allen Masry you stated you want to invest passively, so real estate is out, except for REITs, which are part of the stock market.You might be tempted to invest in a syndication, but those are high risk and you really need to research and then monitor them.

That way, you know that they at least speak your language since they're a premier agent on this platform.