We've been working through a half dozen 5 gallon buckets we bought at a flea market (Sherwin Williams) and paid about $20 to $25 per bucket for those.

Generally speaking, do not rely on Assessor's cards for assessed values, drive by the property, bring certified funds in incremental cashier's checks (any left over funds takes 2+ weeks to get returned), remember to pay taxes during redemption period, check municipal liens (demo/repair), determine your exit strategies.

I purchased the CD from the Office of Property Assessment in my county.  

Really, you have 4 deals remaining on the table that represent 4 distinct analytic exercises, -Only Then- can they be considered in aggregate to assess/develop an overall strategy.Your question is really FAR more complicated than, how do I take advantage of the subsequent lien opportunities on top of the utility liens already purchased - either through loans, partnership or some other avenue.

With that said they have a couple hundred people at monthly meetings and the small group meetings a dozen or two.

What is a fair/good way to assess closing costs?

They can be individuals with no real company all the way to huge companies with dozens of team members.  

It was perceived as only a problem without forward thinkers considering how it could benefit the city.There are at least half a dozen upscale apartment complexes from started to recently completed.  

I would aim to get the price at $225-230k as the assessment office current appraisal is 200k even though that is not a good value for multi family. 

I visited dozens of countries on four continents when I was Active Duty Navy (before my time in the AF) and wouldn't trade a day of it for a year back at home sitting on the sofa.