In the last 90 days, 30 listings have come on the market, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 3% of the available leases in the Greenville are subleases, so you will probably have to focus your search on direct office leases. 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 4,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this area are around 1 stories. Most buildings in this area were built in 1993 and are Class B.