The sellers are a retired couple that will use the home sale to supplement their pastor's retirement.

I'm currently interested in getting started in buy & hold real estate investing to supplement my retirement in 5 years. 

I would supplement @Russ Seiler's endorsement with a word of caution and a recommendation that you review any "creative tactics" gleaned with a tax accountant and/or attorney before putting them into play.There are still a number of "Rent to Own" providers in Canada who are operating in a manner that is "grey" and out of step with CRA publishings.  

I am a Columbus based musician looking to supplement my inconsistent income with some cash flowing rental properties. 

As both an agent and investor in real estate, I can personally and professionally attest the significant role that investment properties can play in developing a portfolio of supplemental income.

But ultimately, I'd like to supplement my salary and escape the rat race.

I am still active duty military and investing heavily on my time off in an attempt for my passive real estate income to supplement my military income at retirement.  

I am extremely interested in real estate investing, especially the HOLD strategy as a way to supplement income for now.

I'm currently a page designer for our newspaper, but I'm looking into real estate investment as a supplement to my income (better than just letting the markets handle my 401(k), I figure) and maybe a way to becoming my own boss one day.

These make great supplemental comps and may end of being what you use if the others you picked out visually bust out.After I have my list I try to make sure they have the same bedroom count, within 10% of the sf^2 and within 5 years of age of the subject.