Are the dependents over the age of 18?

- In terms of market due diligence, what is an optimal target population, what percentage of such demographic should be 50+(or if that needs to be of higher age), and what about net worth/income?

In my local area, most properties are being bid up well over asking price so if you try to offer at or below asking, the selling agent will ignore your offer.A final note, you can also filter deals by the age (Days on Market - all the way to the right side) and find stuff that has been sitting there.  

Of course roofing and year of ac unit matters, but do investors really focus on the age of the house?

The lot came with a mobile home not considered to have any value do to its age (40 yrs).

The lot came with a mobile home not considered to have any value do to its age (40 yrs).

That's a span of time you can't even fathom at your age.2)  BUILD a SOLID FINANCIAL FOUNDATIONGet your credit score to >700 (there's a ton of info on how to build your credit anywhere on BP or Google)Obtain or continue earning W-2 income (this becomes important when you want to obtain a mortgage down the line)Pay down any bad (consumer) debt and don't pile on any additional bad debt.Start saving.

If you are 'researching' just call up the apartment leasing people, say you are a parent of a student interested in a place...if they say sorry age limit, against their policies...then you know they are not your competition.

Certain age?

., former employer 401k) to a solo 401k are not reported on Form 5498, but rather on Form 5500-EZ, but only if the air market value of the solo 401k exceeds $250K as of the end of the plan year (generally 12/31);When funds are rolled over or transferred from an IRA or 401k to a self-directed IRA, the amount deposited into the self-directed IRA is reported on Form 5498 by the receiving self-directed IRA custodian by May of the year following the rollover/transfer.Rollovers (provided the 60 day rollover window is satisfied) from an IRA to a Solo 401k or self-directed IRA are reported on lines 15a and 15b of Form 1040;Pre-tax IRA contributions on reported on line 32 of Form 1040;Pre-tax solo 401k contributions are reported on line 28 of Form 1040;Roth solo 401k funds are subject to RMDs;A Roth 401k may be transferred to a Roth IRA (Note that from a planning perspective, it may be advantageous to transfer Roth Solo 401k funds to a Roth IRA before turning age 70 ½ in order to escape the Roth RMD requirement applicable to Roth 401k contributions including Roth Solo 401k contributions and earnings.)