I would suggest waiting until you have a better understanding of the whole industry before spending to much time and money on the education. 

Could someone please give me your advice on which is the industry standard on evaluating the property value.

Just like in any industry, you have to pay your dues.

As an expert witness and troubleshooter in the MH industry for over two decades I can't count how many cases I've been retained on over management harassment and bullying issues as well as MHC neglect and maintenance or lack there of.

Hey guys, i'm completely new to the industry.

Now I'm not sure if that is due to the nature of our business as the credit unions purpose and mandate aligns to the industry broadly, or if it's just something that they were able to negotiate.

My sister's been helping us; while she's not in the RE industry, she has the most experience with buying, renovating and selling houses and plans to get into REI in the future.

Edit: While it would be great to make $50k-$100k on deals, I would like to start out with cheaper homes (lower risk and lower reward) at least while I am learning the industry

You really need to know how to navigate that turf before you plunge into a MH acquisition.One of our biggest and most long standing niches in the MH industry was working with law firms, title and escrow companies and banks Nationwide trying to conjoin land to MH.

They would be "incubators" for small/start up companies in similar industries.