While attaching files is pretty obvious for most of the users, some of you guys had problems with attaching URLs to tasks.
No, it’s not impossible. There are two ways of doing it.
1) Simply type the URL in the Attachment filed while editing a task:
clicking Open attachment button will open that URL in your default browser.
2) Just drag a link from your browser on your desktop or, better, to a specially created folder (say, C:\Quick To-Do links first. This will create a *.url file on your disk:
Now you can attach this file and opening it will open the web site it points to: