To create a new unit, click on Maintain Units and then the New Unit button.

This will open a box for you to fill in as necessary. You are able to add website URLs and image URLS on here as well. You can also set whether the unit is active or not.

Once you have filled in your required details, click Insert. Your unit has now been added.

To set dates, simply click into your new unit and go onto Unit Dates. From here, a calendar pops up and you are able to set when the unit is available from and until within a season.