Collect, count, and disburse money, do basic bookkeeping and complete banking transactions. Complete and mail bills, contracts, policies, invoices, or checks. Operate office machines, such as photocopiers and scanners and personal computers. Compute, record, and proofread data and other information, such as records or reports. Compile, copy, sort, and file records of office activities, business transactions, and other activities. Process and prepare documents, such as business or government forms and expense reports.