Asset and Liability

1

When I start my business ,how can I add my old total asset and liability ?
Can I add customer and suppliers previous due ?

2

This is all explained very clearly in the guides

3

See these Guides:
https://www.manager.io/guides/15718
https://www.manager.io/guides/5494
https://www.manager.io/guides/7227
https://www.manager.io/guides/5497