Hence take your budget and divide it up over that length of time.

Then you can divide that number by your floor area and see if your way out of line vs nearby comps.

The trick is, I too am busy with running jobs that has in-house crews, so I'll simply act as your typical GC or commercial GC / paperwork contractor on this to divide my time, I could fill out the gaps but I couldn't use majority of my workforce because i have deadlines also, i could fill in a tradesman or two when there's a hiccup, say when a plumber or electrician doesn't show or keeps pushing the schedule out, but that's about it.

Choose a split that seems fair (50-50, 70-30) and divide up the proceeds from any project accordingly.If you want to do it with them as investors rather than partnersn, then you would just agree on an interest rate return on their money (here it's just what they consider acceptable and won't break your bank- 6, 7, 8%?

That cost can be added in as a separate charge on each lease, divided among tenants according to the size of the unit they lease; but that charge needs to be referenced in the lease agreement.  

If you are going to make the commitment to marry and take the risk you should be prepared to divide 50/50 if the marriage lasts longer than 5 years.

Then divide that by purchase price to get the ROI or CAP rate. 

What's left (heirs' equity) gets divided up "per stirps" meaning you get what's coming to you, net of the costs. 

You could divide by the numbers of units.

Your rate is primarily determined by how high your debt-service coverage ratio is (basically measured as net income from the property divided by the loan payment).