Diigo

Diigo is a way of communicating with others, it just like a new site were you can highlight things. Such as highlight text that is useful. There is also two types of sticky notes, you can tie it into a highlight and there is also a gloating note. You can make personal reminders. You can also organize your own web pages. Its just like yahoo messenger and you can also send your friends an instant message, send emails, and also send reminders to your phone. Also with Diigo you can bookmark your page and upload pictures for others to see. Group based website.Diigo is also a personal learning network.