What sources have you identified? Quote them in the comments. by Digital Factory https://padlet.com/digitalfactorycd/drdw94qiva05h6zf Purchasing information watch - Session 4 Chapter 1 en-us 2024-11-28 14:38:21 UTC 2025-06-13 04:36:31 UTC hello@padlet.com Primary sources digitalfactory https://padlet.com/digitalfactorycd/drdw94qiva05h6zf/wish/3238504493 2024-11-28 14:38:21 UTC https://padlet.com/digitalfactorycd/drdw94qiva05h6zf/wish/3238504493 Secondary sources digitalfactory https://padlet.com/digitalfactorycd/drdw94qiva05h6zf/wish/3238504494 2024-11-28 14:38:21 UTC https://padlet.com/digitalfactorycd/drdw94qiva05h6zf/wish/3238504494