Get email alerts when a website changes

There are many reasons for which you would want to check a website for changes. You may want to follow a website closely, or keep a close watch on rival's website for new product releases, feature updates etc.
If you want to monitor a website and get email alerts when it changes, you can subscribe to this web service at Changedetection.com.
They let you monitor a website for changes on a daily, weekly or monthly basic and alerts are sent to your email accordingly. You can also monitors RSS feeds and they provide several other options while creating an alert.

Link: Changedetection.com