So people argue a) whether it is actually required and b) what are the consequences if you do not file. 

Quote from @Morgan Leiviska: How I would build this database for you would be to connect with people at local meetups that you find.

This is a fantastic group of supportive people who are always eager to help and see you succeed.Best of luck! 

The short answer to Kaleb is that 'yes', people in BP Nation have 'experience developing or owning something like this.'

Looking to connect with people who have some local knowledge of Detroit.

There are people located all over who could help you locally. 

Each agency has slightly different criteria and limits but the process for setting rents is roughly the same and has 2 components. 1) The tenant voucher is based on the tenant’s specific finances and number of people within the family unit.  

I've seen a lot of people mentioning reading books and soaking up knowledge to start.

Also, a good number of people see wholesaling as acting as an unlicensed agent getting net commissions (which are illegal for agents) so some see it as illegitimate entirely. 

There's a standard syndication that goes out to sites like Zillow, Redfin etc that is included when it is listed in the MLS; hence why people can find properties from across the country.