@Tony KimWhat typically happens is you can leverage your mentor/coach and their network to conduct business.You have the opportunity to be a part of the business and usually the mentor is heavily involved in the acquisition and management of the asset. 

I bought it on Sheriff sale, they conducted every Monday, these are really competitive right now.

A lot of property managers make it easy and just accept the first applicant the qualifies under the pre-defined criteria. https://ncadmin.nc.govcitizens/fair-housing ("Fair Housing Training for Property Managers" PowerPoint under "Resources" and "Training Documents" is a pretty decent resource.)Conduct credit and background checks.

Creates the Tenant Bill of Rights, with provisions governing exclusions, the identification of an owner and agent, a landlord's right of access, prohibited harassment, required notices, a landlord's responsibility to maintain, a tenant's remedies, security deposits, notification of foreclosure actions, and the prohibition of retaliatory conduct by a landlord.

Assuming we will conduct thorough due diligence on the park infrastructure and utilities, I'm looking for guidance on the following:1) Does anyone have experience in extracting this type of information from challenging Sellers?

It could depend on your area, and also whether you own or lease the panels which the person conducting the BPO would have no way of knowing. 

I am excited to share some news with you—I recently purchased my first rental property last week, and I'm currently conducting viewings for a second one!

The money would be held by a trustworthy third party (perhaps a title company or bank) and distributed after draw inspections conducted by a neutral third party (possibly a licensed home inspector).  

it appears that @AW Eilers "hijacked" this old thread from 2011.As other have posted, there are many types of auctions intended to liquidate real estate.Some are forced sale auctions such as sheriff sales which are judicial, meaning conducted pursuant to court order.

Try joining your local REI Club - Conduct a search on google.3.)