How to Use "informal" with Example Sentences

1. But informal money can exist on the grandest scale .
2. Women are more likely than men to take part-time or informal work .
3. He operates by informal rules and agreements rather than laws and institutions .
4. The old cartels are being bypassed thanks to technological advances and a more informal society .
5. He is informal in a new way , too , that remains unusual among prophets .