The typical asking rate per listing is in the $20's per square foot per year. The Florida submarket is experiencing a an increase in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 6% rise in rent.
In the last 90 days, 4605 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the available leases in the Florida are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,910 sqft. Most properties in this region are around 1 floors. Most buildings in this market were built in 1982 and are Class A.