Kay, dependent on the income level the units are in can make a difference of percentage and also the number of units. 

- Level of prescreening performed on buyer before they can view the property- Who is best fit to handle the coordination of the showing, contracts, and closing? 

I can purchase it on cash basics but I don't want to loose this property if I bid to low .

Im really not a fan of your plan, are you unable to borrow at a bank, the Commercial lender at a small community bank generally can close fast and at a low cost, I can do 6 mo ir 1 year Interest only at 4.5% on a 20 year amm, i need 20% down and fund fix up, but they would also do a loan based on ARV, and you put 20% of ARV down an they fund purchase and fix up.   

All of our properties are fully renovated, including upgraded electrical, plumbing, water and heat, to ensure low cost on future maintenance.

I've also read Brandon's book "investing in real estate with no or low money down" and his investing for beginners books a couple times.

Rents in this area for 3 bdrms can go from 750 or so on the low end and up to 950 on the high end.Id like to keep one apt and use the comm space(i have an idea).ANY HELP AT ALL WOULD BE SOOOO APPRECIATED!

Where in the country are property taxes that high for such a low price?

I'm looking to get into real estate to flip home with low or no cost investment at this time.

You are in the right place- there are plenty of free or low cost resources on this site that can help you determine the kind of real estate investing you want to do, the area you want to be in, etc.