# Purchase Flowchart

```mermaid
graph TD;
    INQUIRY([Inquiry by employee])-->OFFER[Offer from supplier];
    OFFER-->APPROVAL[[Approval]];
    APPROVAL-->APPROVED{Is approved?};
    APPROVED-- Yes -->ORDER[Order by purchase department];
    ORDER-->INVOICE[Invoice from supplier];
    INVOICE-->CHECK_INVOICE{Is valid?};
    CHECK_INVOICE--Yes-->FORWARD_TO_ACCOUNTING[Forward to accounting];
    CHECK_INVOICE--No-->FORWARD_TO_RESPONSIBLE[Forward to head of purchase and responsible head of];
    FORWARD_TO_RESPONSIBLE-->CHECK_INVOICE_2{Is valid?};
    CHECK_INVOICE_2--Yes-->FORWARD_TO_ACCOUNTING;
    CHECK_INVOICE_2--No-->CLARIFY[Clarify with supplier];
    FORWARD_TO_ACCOUNTING-->BOOKING[Booking invoice];
    BOOKING-->PAYING[Pay invoice];
```

## Approval Flowchart

```mermaid
graph TD;
	APPROVAL[[Approval]]--Below 250-->APPROVAL_BY_SUPERIOR[Approval by supperior]
	APPROVAL_BY_SUPERIOR-->STAGE_1{Is approved?}
	STAGE_1--Yes-->ORDER[Order by purchase department]
	APPROVAL--Above 250-->APPROVAL_BY_HEAD_OF[Approval by head of department]
	APPROVAL_BY_HEAD_OF-->STAGE_2{Is approved?}
	STAGE_2--Yes-->IS_ABOVE_2{Is above 1,000?}
	IS_ABOVE_2--Yes-->APPROVAL_BY_HEAD_OF_FINANCE[Approval by head of finance]
	IS_ABOVE_2--No-->ORDER
	APPROVAL_BY_HEAD_OF_FINANCE-->STAGE_3{Is approved?}
	STAGE_3--Yes-->IS_ABOVE_3{Is above 100,000?}
	IS_ABOVE_3--Yes-->APPROVAL_BY_CEO[Approval by CEO]
	IS_ABOVE_3--No-->ORDER
	APPROVAL_BY_CEO-->STAGE_4{Is approved?}
	STAGE_4--Yes-->ORDER
```