I am also thinking about having rental trucks on site too.

On many of our web sites there will also be calculators to help you determine what your tax liability would be.There are a number of folks like us right here on BP who are qualified intermediaries. 

The state does on-site inspections of business.

Is there a site or link that lists the specific activities that qualify into the required working hours to become a Real Estate Professional?

You want an accountant who can help you strategize and who is responsive when you want to know the consequences of the financial decisions you are making throughout the year.There are over 20 real estate accountants on this site.

I also just completed the new on site laundry facility and opened it up.

could try reaching out to some of the people and resources on this site About Us | Workforce Housing Coalition of the Greater Seacoast (seacoastwhc.org).

does anyone know the best sites to find properties, land and realtors? 

A few interesting things but one in particular:3.7.1 To purchase a Subscription Listing, Host must make an order by means of the Site's online order form and pay Vrbo the fees for the relevant Listing, which may or may not be accepted by Vrbo ("Subscription Listing Fees").

Eisenhower, that has been rapidly expanding, the Savannah River Nuclear Site, the Medical College of GA, 5 hospitals bringing in residents and travel nurses, AND the newly announced Meta AI Data Center coming to Aiken, SC (right across the river). 2251 Central Avenue - 3-Plex.