Yunite will autopost the latest shop in the channel which you have set in the Dashboard.
Post Shop in a channel upon a specified time
Yunite will post the shop at a time and in a channel which you can set.
Make sure that you have set the correct timezone in the "Settings" page in your Dashboard. If you have set the wrong time zone Yunite will post the shop at a time which you have not set.
Settings for the !shop command
You can also check the shop by doing the !shop command in your server. Yunite will send the current shop in the channel where the command has been used.
Check that you have set allowed roles. People with one of the allowed roles will be able to use the command