Yes you can add new sub-categories to Money Management.
Please note: In order to use categories for transactions, please enroll in Money Management first. View instructions here.
Here's how:
- Find the transaction you want to change the category for and click on it.
- Click either on the icon next to the transaction or the pencil under "Category:".
- Find the category where you want to add a sub-category, then click on "+ Add Sub-Category".