You may have thought of buying your mom flowers for her birthday at the last minute, and you do it year after year. In addition to this, there are other important things that you may forget. In fact, you can use the Internet calendar to remind you of some important days. Google Calendar is a great tool, you can set some memos, when you set the time is coming, it will send a text message, or email to remind you. In addition, many Web-based task managers, such as Remember the Milk, HassleMe, and Sandy, support email reminders.
Fearless himself uses the Google Calendar tool, which will remind me of important days and events three days before they are coming.