I work in Predictive Analytics and data visualization. 

I know of few other fields where extensive deep knowledge of the subject area, vast experience, and specific analytical ability as well as negotiating skill is so deeply rewarded, and where the lack of above is frustratingly punished.

Here you got us all getting analytical and theoretical. 

Step up, and use analytical thinking.

Investment Realtors also provide a wide range of services, including actionable analytics (not MLS data sheets), property selection and evaluation, processes, practical experience, resources, and more.

Moody's Analytics highlighted the overvalued/undervalued markets earlier in the week on a national scale.

And as others have stated, do the proper analytics to derive your potential offer numbers.  

As Caleb said, check your competition.Vrbo has really goof built in Analytic tools to show the competition.Your mortgage payment has nothing to do with what should be charged.

Regardless of what you might believe about Astrology, I definitely find it can be useful like other data and analytics to make important decisions towards your investments.

Rents have to increase in order to keep pace with inflation.My role in our investment team is data science, and I have been keeping detailed analytics since 2013.