Create Event Receiver in SharePoint 2010

Create empty SharePoint project

Add an event receiver

 

 Bind with a SharePoint list

Write the code for "ItemAdding"

 

 Deploy "Event Receiver"

 

 When adding item to "TASK" list,

 

Task information will be saved in "Item Data Tracking" list with TASK name.

 

We can track all information related with each item. Simple  :)