Complex sentence: Sheets was a systems analyst for the state of Michigan when her teenaged sons, Jon Sorber and Brig Sorber, started a small moving business using an old pickup truck to earn extra spending money in high school.
Split into simpler sentences: Sheets was a systems analyst for the state of Michigan when her teenaged sons, Brig Sorber and Jon Sorber, started a small moving business. They used an old pickup truck to earn extra spending money in high school.