"It just came on like gangbusters," said President Tom Power, who struggled to hire, train and get new equipment to handle demand that doubled, then tripled.

Listing personal information such as height, weight and age and providing photographs is a pet peeve for Heather Mayfield, vice President of training and operations for Snelling Staffing Services.

Nancy is President and founder of Variable Symbols, a company that specializes in software training and consulting.