Material shortage means more insurance: Sarasota contractor John Proctor recently shared with Coffee Talk an AIG Private Client Group assessment of rising construction costs.Speaking of ballooning construction costs: Developers are usually an upbeat bunch. So Coffee Talk was a little surprised to hear Cleveland developer Joseph Cameratta recently tell a gathering of commercial brokers that the condo party could be on hold for downtown Fort Myers.Internet company for sale: Executives with Fort Myers-based Internet company Miva confirmed widespread speculation they might sell the company.Uncle Sam worries about commercial real estate: There were no bank failures in the United States last year. Federal regulators would like to keep it that way in 2006.Sarasota doing more with less: The Sarasota Convention & Visitors Bureau, which is pushing to increase the Tourist Development Tax from 3% to 4% to increase its marketing efforts, may have a pretty easy time convincing the county commissioners that at least more marketing spending is needed.