![Avatar](https://success.clarizen.com/system/photos/114105290094/Mugshot.jpg)
Jose,
Take a look at the following two Apps from the Marketplace (Audit Trail on Work Items and Activity Stream). They will give you what you are looking for...
http://www.clarizen.com/appsmarketplace/item/Audit-Trail-For-Work-Items.html
http://www.clarizen.com/appsmarketplace/item/activity-stream.html