Have a website that is the highly ranked in terms of SEO for your local area for common motivated seller keywords, be able to convert those eyeballs to leads at a consistent rate based on your content and then be able to convince those leads to sell at a high rate based on your salemanship skills.If you can do those three things, you'll be golden...

In fact, KC ranks 33rd in media market size in the US.The main reason KC won the World Cup bid, was because it is the "soccer capital of the US". 

Now you hire someone so you can manage handling more deals and systematizing your process.Repeat this process, market, hire, recycle, until you rank #1 on Google. 

In general everyone is saturated online now…imagine how many spam emails, hovering ads, etc. you see when you are online or checking your mail.What works now is inbound marketing…you need to put out the best content on the web and rank highly for your field and chosen keywords.

Here is article by Oxford Economics on World cities with maximum population and GDP growth by 2030...Here is ranking of cities with maximum population growth expected in North America..

We rank number 1 in the nation in a variety of positive areas--unrelated to crime.

http://www.bizjournals.com/orlando/news/2014/10/23/orlando-ranks-39th-in-urban-land-institute-real.html 

Find economic stats and other important stats that are useful in determining the attractiveness of a particular neighborhood.Once they have a clear understanding of the neighborhood, they are better armed with information about whether these new 16000 new employees will be living in these areas with their average of $75000 salaries compared to the average for residents in the area of $34629.Kansas City was ranked #8 for best commuting times in the nation for a city of its size with an average of 22 minutes for a commute averaging 9.16 miles.I run a real estate office 34 miles away from my house with a commute time of 37 minutes.  

@JasonBrinkleyI listened to a podcast about Big Block Realty, which INC 500 ranked as the fastest growing private real estate company last year, you may want to check them out.  

Odds are you won’t get the most attractive of *each* of those variables, so rank yours.