There is a lot to consider like other have said so have multiple exit strategies.

Again you only have 180 days from when the QI takes title to the lot to get your exchange done.New construction is hard to make work with a 1031 unless you are purchasing a property from a builder that will be complete is a fairly short time.

I still have a lot to learn when it comes to the financing part.

@Christine Wilcher A lot to unpack here.

I'm still working out what will be the best route for me either small multifamily or SFM. very new to REI so have a lot to learn.

So pick the better roofs of the four, get someone up there with a bucket of sealer, roofing caulk, if necessary a few bundles of shingles and patch it up until you have the funds to do a full tear off replacement.20 is a lot to manage part time, I have pushed it to 30 while I still had a corporate job with a lot of travel.

Don't forget the price of the property has a lot to do with how much they rent for. they are directly relatedDon't expect to move to a different state with lower home prices and think you can grab everything up.

That's a lot to ask of a complete stranger!

You will have to bring 35-45%-ish of the cost of the lot to the table. 

It does not have a lot to do with birth rate, it is the number of house holds.