"The 80/20 Rule would recommend that the most effective course of action would be to focus exclusively on serving these clients (and on finding others like them

"The 80/20 Rule would recommend that the most effective course of action would be to focus exclusively on serving these clients (and on finding others like them) and either stop serving others or ". Whereas my understanding is to know which of your clients are regularly contributing to your profits while also trying to improve profits coming from remainder. Those in the remainder may appreciate your help, improving your future results.