However, I expect to repeat this process many times over the next few years and am worried that multiple different accounts for every property will end up creating a much more complex web than simply opening a bank account at Bank of America or Chase each time and using one of their popular credit cards.

72 units, in bigger city with high traffic. 9,400 sq feet.

Just do a Web search for "Real estate comparables"  Here is the downfall if your "New" and not using a buyers agent. 

I got a ton of traffic in the first 2 weeks, now a slow trickle.

I found a company on the web that said they would do it if it was my primary.

Forget about organic traffic from search engines.70-80% of visitors will leave the site, as they will not wait for the download to finish.Only 20-30% of visitors will wait for the slow site to load.

@Jeremy Toney Hey Jeremy - one of the simplest answers to your question would be “reverse engineering” pretty much have a great website and drive traffic to it with lead generation.

I also do web development branding and marketing and trust me I understand the seller perception.

Craigslist doesn’t have enough traffic and Facebook leads to too many unqualified applicants.

And are you marketing anywhere else to increase traffic?