I create a spreadsheet that calculates principle pay down using the built in functions for principle and interest (ipmt, ppmt).

For example, you might have a 1980s bathroom which looks dated but is perfectly functional.

I'm considering hiring a company that will meet with me and design our flips from studs to finished product, including the functionality of the property to the actual finishes used; i.e. the design of the flip. 

(Im able to get into this thing for only 10K the cash on cash return is absurd from 37-56% (depending on closing paid and points i pay, its an 8% Cap, 350 cashflow (after variable expenses) Brand new.. seems like a decent first step but the functionality.. a Perfect nice 3/2/2 1400 sq pft per side is 575k , this one could be 365k if they accept my offer i sent last night)

Compliance with Dodd Frank and the Consumer Finance Protection Bureau may make your concept very difficult to make functional.  

This is a great place to connect with local investors.To help new BP members find what and who they're looking for, I recommend 4 things:1. use the search function to find topics, members and areas of interest .

Also, why use a rate calculation, when the HP-10B has an IRR function?

When it comes to cash flow - Honestly that's a function of how you manage your business, your strategies, and what submarket you choose to explore.   

A few key things to flush out.The homes best suited for lease options should be renovated for function and curb appeal.

There are many ways government bodies function.