To help others interested in doing something similar, they've posted a detailed expense sheet here for reference. (treehugger.com)
You can use column F of the Variable Expenses sheet as it's intended, which is to account for prior years» category averages. (toolsformoney.com)
The departures of Van Persie, Falcao and Nani alone cleared # 30m off the club's wage bill — if Di Maria's move to PSG is confirmed, that will be another # 14m off the annual expenses sheet. (manchesterlalala.com)