Most listings are in the $20's per square foot per year. The Smyrna submarket is experiencing a a boost in rates. In the last 3 months, the median rate increased $24 per sqft per year.
Compared to the rest of the Metro Atlanta market, the Smyrna region has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 12 listings have come on the market, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 75% of the available leases in the Smyrna 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 posted, so finding a space for a small business might be tough.
Even though the median size is 2,880 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this market are close to 2 floors. Most buildings in this area were built in 1986 and are Class B.