Most of the lenders we have spoken with such as western alliance bank and Axos will require a $25M minimum.

My company requires me to relocate to Kansas City and now I am in need of help on managing my soon to be rental unit.

Look up your city and your state and find out what’s legally required.

During peak months the boat rental was required.  .    

Do your same background and credit checks and other requirements that you do with every other applicant. 

Although the Fannie Mae product matrix mentions the acceptance of Community Seconds for down payments on Homestyle loans, it's crucial to note that Fannie Mae doesn't directly purchase Community Second loans; they set eligibility requirements for Homestyle loans.

from everyone in your current network and make sure that total amount if 150% or more than the money required to close.There are a lot of other factors to consider but the above it a good start.

You correctly pointed out real estate investing requires liquidity/cash reserves.

These loans don't require W2's, paystubs, or tax returns.

My tenants (less than 5 units) usually pay with a money order in person, but I'd like to have another option that also doesn't require a bank account.