If you own multiple properties, then the extra fridge will go into another unit.

While I'm sure this will vary from appraiser to appraiser, I've noticed in my markets that appraisers seem to be more willing to use older comps before they'll extend the radius of their search.I've been in your position before (numerous times) and here's the approach we took (sometimes it worked and sometimes it didn't - just depended on that specific appraiser):If you had multiple offers on the property, make sure the appraiser is made aware. 

All,I am new to the sight but I am looking for a resource to find metrics / multiples for comparable transactions on a given property type in a similar area.

Multiple Vacant homes in the island.

I agree with you, having your team and multiple funding options prepared means you are ready to be considered a serious buyer and able to react to good deals.  

I have been putting in multiple offers, but so far nothing has come up.

Just like people advocate multiple streams of income, people should build multiple streams of wealth/equity as part of their investment methodology.

Thumbtack is a great tool to be accustomed to as a new investor since you can find pretty much any job that you need there as well as get multiple quotes without having to commit. 

I have great relationships with him, referring other clients, and he always shows me how to do it right way, and I already did multiple things by myself - making window screens, painting of 8 interior doors in 2 days, hardware for kitchen cabinets, replacing bathroom faucets etc.

You’ll have multiple units, have put no money down, and can continue pushing ahead.