He then sold the lots cheap to homebuyers, negotiated with a lender to provide mortgage financing, and teamed with a builder who would build simple, inexpensive homes.

Like kind simple means real estate. 

So about 5-6k  a month net VS 900 BUX, Simple, yes that simple. 

Things to consider are pretty simple, if you can find a property jump on it, there is extremely little inventory and it is highly competitive with the majority homes on the market selling over ask in very few DOM.

Some simple Math:Lets say you do a Seattle 4plex HouseHack w/ 5% down conventional (a new loan option for multifamily that's better than 3.5% down FHA, just DM me if you want the full rundown on why).

Not a cpa, not a lawyer, just a reader....TBS.I’m pretty sure you’re generalizing at least a couple ideas...The best you’re going to do is tax free on the side you lived in, if it’s under $250k or $500k if married, you’re going to owe capital gains tax and depreciation capture on the rental side regardless  You have to have lived there as your primary FIRST, if it was a rental first, you’re going to owe capital gains and DR on the percent of time the half you lived in was a rental, and 100% of the other unit.

Here are some popular options that have good reviews:https://clockify.me/https://toggl.com/track/https://repstracker.com/REPS Tracker is interesting in that it's specific to REPS, but it seems like of silly to have to pay $30/month for such a simple app. 

It is simple but not easy, glad I make the first step, even tho it was out of impulse (sometimes we just gotta do it out of impulses) and it was only for 20mins. 

@Aaron DuboisFirst and foremost - make sure you don’t get yourself in trouble by taking on additional risk.Based on your numbers your mom brings home a little less than $60k a year but to keep it simple we will work with the $105k numberA good rule of thumb is 10% meaning to make $105k you need to have $1,050,000.

It's that simple.