My assumption would be this site can be an easier way to view their available properties and their rates.

In running the numbers I’m making assumptions about many operating expenses.

You need to start thinking a little more thoroughly, and be able to articulate, and test, your assumptions.

@Lavette Reid Recommend you first figure out the property Class you want to invest in, THEN figure out the corresponding location to invest in.If you apply Class A assumptions to a Class B or C purchase, your expectations won’t be met and it may be a financial disaster.If you buy/renovate a Class A property in Class D area, what quality of tenant will you get?

Let me break it down for you.Reversion Cap Rate: Ensure the reversion cap rate assumptions are realistic and aligned with current market trends.

But if you don't, you can start from basic assumptions.

Best to buy 2-4 unit, live in one, rent the rest.Recommend you first figure out the property Class you want to invest in, THEN figure out the corresponding location to invest in.If you apply Class A assumptions to a Class B or C purchase, your expectations won’t be met and it may be a financial disaster.If you buy/renovate a Class A property in Class D area, what quality of tenant will you get?

Maybe it is more aggressive exit assumptions, aggressive rent growth, under forecasting renovation costs, taking on higher risk debt, etc.  

@Joshua DunlapRecommend you first figure out the property Class you want to invest in, THEN figure out the corresponding location to invest in.If you apply Class A assumptions to a Class B or C purchase, your expectations won’t be met and it may be a financial disaster.If you buy/renovate a Class A property in Class D area, what quality of tenant will you get?

With any deal analysis there will always be some assumptions and every calculator will has slightly different assumptions.