To summarize, multiplying the headaches and work with multiple single family homes is not worth the cash flow.

Start with market rent and multiply:85% for lineal descendants and ancestors, up to 2 generations90% for brothers and sisters 95% for 2nd and 3rd cousins (2% extra if partially removed)125% for monster-in-law (whoops, mean mother-in law), unless you actually like her and value your marriage, then drop to 50% and count yourself ahead.

Figure out what they're thinking of selling the property for, multiply that by 80% and compare that to what you/they think the property will rent for.

Multiplied by 4 and then 12 for the year gives me 110k/gross with no vacancy. 

(If you want to go for it, you should ensure that your Offer IS getting you economy of scale on the purchase price).Off the top of my head, the main plus for the 4-plex is the cost of roof replacement doesn't have to be multiplied out by four, but is likely to be less than the cost of two singles.The main minus of a 4-plex might be tenants preference to rent a single-family residence?

Once have solid Sold comps, get the median $ per sq ft price and multiply it by the subject properties sq ft.

I mean, how else would you determine the exact square footage of a room to estimate materials and labor than to measure it with a tape and multiply length times width?

When you're done, can you multiply $1.25 times your square feet, minus out your expenses, then divide that number by how many hours you invested?

Earnings ______ = .08-12% MarketingAfter time this will turn into a 20-22% multiplier.

I know this person will allow us to multiply our efficiency big time and allow me to enjoy a little more free time.