I don't want to cause any family feuding that may lead to the use of authorities; I understand that may be necessary here.Thanks for reading! 

@Ryan Andersen the most comprehensive guide to understanding, purchasing, and operating mobile home parks is from the Mobile Home University website (coincidentally authored by Frank and his business partner who responded to you earlier - he's not a self-promoter on BP so I will happily do it).  

The author was also recently on the Passive Real State Investing podcast show 049.

I suggest these area because of the tenants usually be great quality, section 8 (government housing authority) qualifications are easy to clear.

Both have the exact same authority.  

Have you talked to the local authorities?

So who has the authority to tell the occupant to vacate their own home?   

Is the water authority ready with the auth forms, yes/no?  

For reference, I authored two books for BP, one of which is specifically geared towards teaching the methodology for estimating rehabs...feel free to check it out:http://www.biggerpockets.com/flippingbook

Allen, author of "Nothing Down" - says, "Everything you want in life lies just outside your comfort zone."