Also, try to get two or more electrical boxes so the tenants pay their own as well as heating zones.

For starter homes and downsizing you’re probably in the right buyer box, just need to add entertainment and commute options.  

The threats of leins were not working, as truthfully I had no idea how mechanical liens worked at the time and would just contact a lawyer who did understand them. ( I since have, a lien was placed and it was fraudulent) He began to dismantle the electric after breaking into the breaker box.

Boxes of files were removed.  

My definition of competition differs from others because no two investors have the same deal flow and/or same buy box.

As someone who deals and talks to real Private Lenders (small shops run by a guy who lends his own capital and doesn't use big box), they have a hard and fast business model that produces the rate of return they need to remain profitable and curb the risk on their cash.So the best product for a budding fix and flip investor is the bridge loan which includes acquisition money and construction money. 

Can I still do simple 4 box calculation? 

In case of syndication or passive investment, its a black box and you do not learn much.

A lot of agents do use a combo box in conjunction with a Supra.

WE set up our clay thrower on a ridge and launch those things over the clear cut.. generally go through 2 full boxs of clays an outing and another 300 plus rounds of 9mm 45 acp and 357..