In the last 90 days, 5 listings have been posted online, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 60% of the available leases in the Shelby County are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most properties in this market are approximately 3 stories. Most buildings in this area were built in 2014 and are Class B.