What are the general rules of flowchart?

• The general rules of flowchart are:

1. Title should be given. 
2. The general flow of direction of flow flowchart is from top to bottom and left to right. 
3. All the flow lines must use arrowheads to indicate the flow.
4. Only one flow line should enter a processing symbol.
5. Only one flow line should enter a decision symbol.
6. Only one flow line should enter or exit a terminal symbol.
7. Only two flow lines should exit from a decision symbol.
8. Flow lines should not cross each other.
9. Right symbols should be used.
10. Cover all eventualities or steps. 
11. When drawing flowchart from one page to another the connector symbol be correctly reformed.
    

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