I don't have enough experience to say whether this will be effective or not, but I'm optimistic.Your closing costs estimate is $2,500. 

@Angel CraigYou've got the correct initial strategy - the most cost-effective approach would be to secure a low down-payment loan (e.g.

Student loans are usually one of the cheaper sources of money, so paying it off is effectively only investing at the low rate of return.

But our housing is mostly too new for that to be cost effective. 

@John Teachout @Joe SplitrockMy wife was with the electrician when he was there, but he made some comment to the effect of "you can only have 1 GFCI per 'loop'".  

I think doing the dirty work is the most effective way to do it. 

Driving for dollars seems the most effective as far building a relationship, so i'll be sure to utilize that option as well.

Last one – any strategies on communicating to the Realtor that their listing is not effective and instructing how to change it without stepping on toes? 

Hi, I'm interested to hear some recommendations on what people think is the most effective method for acquiring a seller financing deal on a commercial sized property (5+ unites) in the Jacksconville, FL area.

This could be an easier and cheaper solution than hiring someone full time.If you are just looking for someone to answer the phone and contact your list of contractors, I'd suggest looking into the "virtual assistants" that are featured heavily on Bigger Pockets podcasts as this seems to be a very cost effective way to manage the day to day without putting in much money.