It's by keeping many years your proof pieces that you'll produce a healthy management of your accounting so you'll never worry about the fiscal system if they make a check. Everything that you write in your ledger book must have an evident proof in form of a control number and a date. Whether this is a money income or outcome, you have to be able to identify your activities and also be able to retrace them, find them. We present to you types of proof pieces that are essential to keep :

- Numbered bills of offered services

- Numbered bills of products sold

- Monthly balance of your accounts

- Contracts

- Placement or investment records

- Numbered checks of your business that the bank returns

- Supplier services bills

- Purchase bills

- Tax bills

- Fees and interests balances

- Credit balances

- Rent paid

- Electronic transaction bills