This is great for categorising your receipts.
1. Open the app.
2. Open the receipt you'd like to tag.
3.1. Select the 'tag' button on the bottom right of the screen.
3.2. You can also add a tag a receipt while it is still in the processing queue. There are two ways to do so:
a) Just tap on the tag icon on the right side of your processing receipt
b) Open the receipt while it is being processed and tap on the tag icon located at the bottom right of your screen.
4. You can choose between different suggested tags or you can simply type in a new tag. When you do that, tap on the 'save' button in the top right corner.