I'm a little lost w/ where they come up with this figure from.Also, revenue is derived by also adding in the cleaning costs so when analyzing we need to take this out. 

Almost all the formulas on real estate investing is derived from commercial real estate.

Prior to accepting a permit application, a “No rise certification” derived from a hydrological and hydraulic analysis (H&H study) would have to be provided from a civil engineer.

Where the value of the land derives from how many homes  will be permitted on the land this is all subject to town approval how would the offer be constructed?

Account Closed  The score is derived from the credit history.  

I will apply my free nights and weekends on extra curriculum activities (i.e. real estate and its derivatives).

Cap ex can be estimated as a percentage of gross rent (like you're doing and what I do), a set dollar estimate, or if you really want to get detailed - an actual dollar value derived based on actual projected expenses, their cost and their useful lifespan.Hope this helps!

You have to pay taxes on your net yearly income however derived.

Cash flow, the goal, is derived from rent minus carry costs.

These companies derive additional value from their investors for long-term easements beyond 30 years and always make a strong push for it.