And by success I mean I have had many of the sites jump up to page 1 in google search rankings.

But luck has two elements, 1) Preparedness and 2) Opportunity.

I'm predicting instant book will become a larger part of the ranking algorithm for each platform and anyone who doens't have it turned on will see a drop in rankings and thus bookings.I'm very interested to see if you stick it out with booking.com @Julie McCoy I too had a few initial bookings but eventually turned it off as it was way more trouble than it was worth. 

The above are the bare minimum elements.  

I've automated the majority of my systems that I can, but some tasks just require that human element.

The following elements must be proved before it is considered placed in service: 1) Readiness.2) Availability.3) Capability to perform its intended function.Advertising it before actually being habitable does not meet all the requirementI would recommend doing major improvements to make it rent ready and then advertise and holding off on minor repairs such as painting, exterior work, buying new appliances until you have " Placed it in service". 

The underground phase of a project has a certain element of risk and unpredictability.

I dont think its possible to guarantee every mailer gets a reslonse but these are notes I took from doing a little research10 essential elements to a successful postcard/letter Clear headlineSupporting graphic/relevant imagesColor that popsIntriguing sub-headings on the back that lead into benefitsBenefits!

SEO is the keyword coding of a page to generate higher rankings in search results.  

But here is a good list of recently critically reviewed REITS:http://money.usnews.com/funds/etfs/rankings/real-estate-funds