This document provides an overview of SAP FI and CO transaction codes for key financial and cost accounting processes. It covers transactions for enterprise structure, fiscal year, chart of accounts, posting periods, document types, tolerances, field status, calculation procedures, global parameters, foreign currency settings, G/L account creation, document posting, line item display, sample documents, accrual/deferral documents, recurring documents, open item management, reversals, interest calculations, foreign currency balances revaluation, tax on sales/purchases, accounts payable, accounts receivable, asset accounting, and more.