This feature allows you to create reasons for taking cash out of your register/s. This is handy as it can allow you to better understand where money in the register is going and why.
To access this feature, Go to: Settings > POS Settings > Money In/Out Reasons

Here, you will see the "create new money in/out reason" box. Type in any reason which you believe would be relevant to your POS, then click "insert" to create that new reason in your "money in/out reason" list.
Once you're happy with the reasons list, you can enter your POS, and go into "money in/out".

Here you can select what transaction type you wish to take, then select a reason. your newly created list will now appear and you can select the reason relevant to the transaction.
Fill out any other relevant information, and the amount you're taking out. In a situation where a you have a reason for taking money in/out but there's no correct reason in the list, you can simply add a note of this in the Comments box.
Now that your POS is set up with this feature, you may be wondering how you can further investigate the history of all money in/out reasons. The POS Money In/Out report will provide intricate information and details regarding each transaction.
To access this feature, Go to: Reports > Finance Reports > POS Money In/Out

Here, fill in the relevant information which you wish to see reported, then click Search.

Depending on your needs, the Money Out, Money In and Comments columns may be the most useful to you. These allow insights as to how much is being taken out and put back in, as well as brief information of why the transactions are being made and where they're going.
Also in the top right corner you can refresh the report and export it to Excel and CSV.