I dont bug a Real estate agent too much when I haven't determined a market yet.  

We would pay for utilities and amenities (TV/internet) and maintenance costs, such as yard maintenance.

How did you determine how high you needed to go?

The best practice is to know the formula that Fannie Mae uses in determining rental income.

To determine what numbers and percentages to use for your projections, here are some useful methods that I've used: go look at properties for sale, network with local investors, and manage a property yourself. 

Hello,   I want to get my calculations as correct as possible for determining possible cash flow. 

That's why I built a spreadsheet to help me determine this.

Thanks, Stilll determining my rehab budget but I expect to be in the range of $195 to $215k.

General internet search for {insert town or area name} then REIA, Multifamily meet up, Investing Real estate Investing club etc.4.

Their podcast is top of the shelf.Biggerpockets and Jake and Gino are the two internet resources that have helped me grow the most hands down.In direct response to your question: Historically have prices been appreciating over time and by how much?