Generally it should be based more around your skill set, abilities, risk tolerance and time but in a vacuum the BRRRR Method really checks the most boxes - since it recycles the same capital over and over (like flips) while building ongoing wealth and cash flow (like holds).David Greene does a great breakdown on this in the opening chapters of the BRRRR Book

Probably better than almond milk (sorry, yuck!).

Move to the city and do it all yourself then.or just buy turnkey...Our job is offering a service and getting paid for that service.Seems like folks these days aren't after "the cake and eating it too" lolThey want me to feed it to them and wipe their mouth after they are done.Maybe even offer a glass of milk afterward also... 

If we go town houses, can we pour a large slab and add the pre fab homes in a modular way to recycle the cash?

Grab a fixer-upper, spruce it up, rent it out for sweet cash flow, then refinance to recycle your investment.

The vinyl is made most from recycled cars plastics mixed with lime stone. 

Typically it involves just stuffing insulation everywhere but it can involve - depending on budget and customer goals - other features such as eco friendly siding and eco friendly insulation (we used recycled blue jeans one time).If the house has been deemed historical by the City and you have to work with an Historical Committee, then you will have your hands full.

Another has had the electrical wires in the house 'recycled' to the extent that the electrical meter and main connection wire was removed to prevent a fire if turned on by accident or bypassed by the squatters. 

I went from $1500/month profit with those two paid off houses to 17k/month profit by scaling up by recycling equity to buy more and more properties without any out of pocket $ by leveraging.

It's a real estate investment strategy that allows investors to build a portfolio of rental properties over time by recycling the capital invested in one property into multiple deals.