There's no need to keep spreadsheets or to manipulate information manually. There's no need to type in information more than once. Nothing needs posting or e-mailing. You can concentrate more of your effort on ensuring fair play. It's easy to rectify mistakes. Your league is presented in a professional and up-to-date way. You can provide your players with more timely updates. It'll help create more interest amongst your players. There's no software to install on your PC. It's easy to hand control over to somebody else if you need to.