But a rehab in a good location will get you 1.3-1.4 rent multiplier.

I can’t speak to the nominal purchase price question, but for taxes, you can get the assessed value from the Atlas site and multiply that by the current tax rate (1.3998%).  

You can easily multiply your unit count with a multi, consolidate taxes which your CPA will like and put everything under a single roof and pool of resources like maintenance and management.

So take the ARV (after repair value) and multiply it by .7 to represent 70%.

Now take the original Loan amount of your property and multiply it by 25%.

When I am getting a property under contract to wholesale for a buy and hold investor I will simply use GRM (Gross Rent Multiplier) to get to a quick offer price and go from there.

So, $3,000 per call multiplied by the total number of calls you have the company place.Furthermore, while most real estate investors don't realize that their calls can be considered "telemarketing" under the TCPA because they think of a telemarketer in a common sense approach versus the legal definition, there would probably be other violations under 47 C.F.R. 64.1200(d) which could add another violation to the mix.

Find the price per square foot and multiply by the square footage of your house you want. 

That cash flow will continue to grow and I'll be multiplying my money to keep reinvesting it for more.

If you have short-term rentals, then the common misconceptions really multiply, including using the right depreciation period (39 years), using the right schedule (it's generally still E, not C), and considering if a client qualifies for the "STR loophole" (most generalists typically won't know about that option at all).