For the most part all you do is monitor your bank account.  

I do like the efficiency of pricelabs in terms of easily monitoring your comps (if you use the Neighborhood tab and load in your comps)

To streamline design choices, create a design guide or "mood board" beforehand to stay consistent with finishes that match the neighborhood's expectations.For monitoring progress, a property manager can sometimes oversee construction, but it’s typically better to rely on the GC for updates.

I now monitor the owner's equity, return on investment, and other factors and then proactively reach out when they are ripe for selling, exchanging, or adding doors.

What is the best overall water metering company you have found when it comes to ease of installation, reliability, and the cost of the equipment and monitoring?

.● Monitor the drainage on the north, south, and east sides of the house.

No, I'm sure you didn't, especially on a website monitored by the FBI, FTC and others.

@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.

Continue to monitor the few syndication investments we made..

Choose a multifamily or single-family investment approach, consider low cash flow priority, and monitor interest rates and seasonal timing.