Romford & Ilford Family Chiropractic Ltd provides information on proper Thera-band exercise technique. They recommend using the appropriate strength Thera-band based on ability and experience. For beginners and older adults, pink is recommended, while blue is for healthy adult beginners and grey for intermediate to advanced users. The document provides instructions for performing a seated row exercise with Thera-band, emphasizing maintaining good posture and breathing while pulling the hands toward the stomach in a controlled motion.