The Choice of Thousands of Owner/Operators Nationwide. Today's trucking industry faces growing challenges: tighter profit margins and increased regulations make survival harder for professional drivers. TSA supports members in their endeavor by helping them acquire products and services at reduced rates. TSA IS A NON-PROFIT ASSOCIATION DEDICTED TO IMPROVING THE PROFITABILITY OF OWNER OPERATORS AND MOTOR CARRIERS AND PROVIDING EDCUATIONAL ASSISTANCE TO MEMBERS AND THEIR DEPENDENTS.