The building value of the rental is written off across 27.5 years.

Build up your cash as you build your knowledge and network5.

You definitely can't just buy a building low down, do no work to it and keep old rents and expect to profit. 

Hi Stephen, I would suggest reading as much as you can and connecting with people in the industry.

I would like to pull out equity from the homes to build either a house on each or an ADU (they are zoned multi-family) depending what makes the most sense on returns and what is feasible.

Sometimes going to local investor meet ups after investing for 15 years and building a large portfolio is a little disappointing.

Quote from @Eric James: I'll continue the strategy I've been using for the last 2-3 years, building small apartment buildings.

You will need to check with the city/building inspector to determine your options first.

Imagine turning your retirement savings into a powerful tool for building real estate wealth—without spending a dime!

Turn it into a duplex, and then build a duplex behind it.