I see you mentioned the BRRR method, here's a nice breakdown of it here on Bigger Pockets.   

Check out this BP article about how they come into play with the BRRRR method.

Is this a common method or not?

Here are a couple of methods of pipe replacement that I am aware of you might be interested in looking at.https://www.youtube.com/watch?

We are a team of five employees, and our work involves renting land for a number of years, designing and developing buildings, and managing them—including renting and maintenance.It’s an exciting yet challenging new chapter in my professional journey, and I’m eager to learn and grow alongside all of you.One of my key goals is to modernize our company’s workflow, which is currently reliant on traditional pen-and-paper methods. 

One of my favorite authors, Nicholas Nassim Taleb, sold me on the concept of Skin in the Game and holding all pundits accountable for prior predictions, myself included. 

If I did the BRRRR method would this work out perfect?

If LL uses accrual method, they can book revenue without receiving.  

You can also use the Enemy Method to check the rates of your competitors.

I have investors that I set up loans with private money that only use this method because of the speed.