If you can go visit some open houses within your neighborhood so you can see how they compare to your home and what you are up against.

You will be tempted, stay on course dealing ethically and legally the rewards are much greater.

I paid too much for my primary compared to the other properties around me.

many development projects are financed with institutional money, and bringing equity partners in a deal is lots more expensive and lots of troubles for nothingIf your project makes sense, are decently capitalized, work with a reputable architect and builder and know how to pitch a project to lenders, you don't need to bring anyone in the deal but the bank and a hml.If no lender is interested in your project then it only means it is not feasable / doesn't have a reasonable risk/reward ratio and you should probably move on 

I think your confusing what agents and brokers do compared to investing.  

Single tenant retail is a breeze compared to office buildings. 

You can often see how much care/attention/time an owner gives a property based on how it's maintained and who lives there compared to other like buildings in the neighborhood. 

Comparing situations where the home is badly burned or vandalized and someone buys it for a dollar, how much work is too much work for a first deal? 

SEO is an elusive goal that depends on many factors - the URL is minor compared to things like the page title, header tags, page copy, and links into and off the site.  

Also when comparing the neighboring sale, are they the same with house, lot, and floors?