A great tool to track your productivity on your computer is Rescue Time. Try it out:
This is a great comparison of the current digital wallets:
Here are some recommended RFID covers for wallet and credit cards. If you are looking for recommendations for RFID covers for your passport, see this post.
To securely delete files you need to do more than simply put them in the recycle bin. Securely deleting can be more complicated on some versions of Windows as they do not have the functionality built in. You will need to use one of the following programs to achieve this:
For more advanced users that are comfortable with the command line, I recommend you use SDelete from Microsofts Sysinternals package.