Can I associate multiple categories with the same expense/receipt?

Yes, you can associate multiple categories with the same expense/receipt. To do that:

1. Go to the Expenses module from the left sidebar.
2. Click the More icon in the right corner of the lodging (parent) expense you would like to split.
3. Click Split.
4. In the split expense screen, select the type of split. You can split the expense by amount, days and fields.
5. Select the categories you would like to associate with each split.
6. Click Save.