If the loan is valued by the rents how do I calculate for the arv.Example6 Unit Property Cost - 850,000CURRENT RENT - 5,300ARV - ?

If renting RENTERS insurance for the amount you invested NOT replacement costs, it will be about 1k-1300 a year. 

Cost on your sewer and water hookup.Scope the sewer see if it needs replaced.

I would use a company versed in this process to manage the operations of the LLC and collect the rents/operating costs for the owners. 

If you find a good company, your costs will almost always be much lower and typically, the rehabs are done correctly and everything is functioning properly in the home.

I would not.What is the most effective method to determine the rental rate for a property?

And doing whatever you can to cover costs make a few bucks while you hold it is just icing.

I mentioned before that these things cost money to coordinate and advertise.

In addition, targeted searches for "apartments 77008" and "greater heights apartments" have lower competition which provides a great opportunity for organic and lower cost of acquisition.

Never built one, if its straight driving range the cost is in the land as the only equipment is the machine to give the golf balls, the balls and the tractor to pick them all up.