Bookkeeping, is the systematic routine method of retrieving financial information categorizing and outing it into an accounting system and generating reports to make a better decision in the future. 
- The recording of Past Financial Data to make future business decision.  

5 Main Category for Transaction
1. Assets
- Inventory
2. Liabilities (Future obligation like Payroll)
3. Equity (
4. Revenue (Sales)
5. Expenses

QuickBooks


6 steps process to 

Reconcile your transaction (Matching all of your transaction with your bank account)