Tax Value is just what the city/county has your property valued at and is the basis for determining how much property tax you owe on an annual basis.

Again though, your market is going to be the determining factor here, and probably even more of a micro-market even. 

I couldn't find anything in our lease specifically about the loading dock, so I'm wondering if there's an industry standard to determine whether it's tenant or landlord responsibility to repair the loading dock. 

If you want to make some assumptions about the long term future state, and you plan on holding a LONG time (10+ years), then I suggest you look at historical pricing and rents to determine average appreciation rates over the last 10, 20, 30 years which would cover several boom/bust cycles.

Some internet searching brought us to BP and saved us from that mistake. 

HiHow do you find out about who the investor is on any loan?I have 3 short sales that I am working on and knowing who the investor(s) are will help to fast track the process.

who determines what the interest is?

I think you need to analyze far more deals than five a week and determine how you're going to find these off market properties and establish goals for your marketing method.

(wholesale to cash buyer, cash buyer does bond for deed with you)I'm sure there are more options... just can't think of them off the top of my head... but a good internet (and BP) search should turn up a few more... 

The town has cable, high speed Internet etc...