You can add your own category if there is not an existing category that represents your transaction. To add a new category:

1. Open mycashflow and click on the Tools button in the top right corner.
2. Select Add Category and insert the requested details and click Add.
3. Close mycashflow and reopen to see the new category has been added.

This post is also a response to the Frequently Asked Question: Is it possible to create my own categories to filter expenses in cashflow?