Okay, so Donaldson Brian has a strong background in the sports industry, specifically in soccer agent services. He's been licensed as a FIFA agent for over 23 years, which is a significant amount of time. His experience with Leeds United and THE FOOTBALL AGENCY LIMITED adds to his credibility. Location-wise, Catharpin, Virginia, is not a major hub for sports agents, but it doesn't seem to impact his rates much. Considering his experience, education, and industry demand, I'd estimate his hourly rate to be around $250. This is slightly lower than what top FIFA agents can charge, but it's still a competitive rate for someone with his background and experience.