I let them know that clearly my aim is to make money but it is important to me that they (as the seller) is comfortable and satisfied with the deal terms I offer. 

If not, you should have no trouble finding someone who will if you are comfortable lending at those rates.

After we got some responses and got comfortable we started sending out more.

Would you feel comfortable in that area at night.

My current pre licensing teacher told us that we (females) should take a self-defense class, carry pepper spray in our purses, when showing a house ALWAYS walk behind the individuals looking inside of the house, never allow individuals to get inside of your car, always meet individual at the office or a place where you feel comfortable.

Unless its a 2/1 in which case my bedroom.5) Depends on your comfort level

I'm very confident I can pull in 6 figures a year with this plan and I'll gain momentum as I get more comfortable and make less mistakes.  

The price is high....what would you feel comfortable paying?

Units between 30-50k completed, blue collar neighborhoods ranging from section 8 tenants up tenants that pay their rents comfortably.

If the new mortgage payment is something that you are not comfortable with, then I would hold off on buying anything in the near future.