Links:
Local: 9 day music festival worth every penny you spend - Riverbend Festival For other events and schedules in the Downtown Chattanooga area. Check out Road Rash Magazine 
Most of my equipment comes from B&H Photo in New York.
If you prefer to deal with someone local or a national chain, then check with Wolf Camera.
General Photography information:
For the do-it-yourself kind of people and to learn some different things about photography, check out DIYPhotography.net There is always something interesting to read.
I would also recommend Rangefinder Magazine.
Organizations:
Wedding & Portrait Photographers International
Professional Photographers of America
Check back often for other links of interest.