• Wake up early. 
• Prepare for personal cleanliness, take care of details of clothing, etc. 
• Take a Ghusl (bath) after Fajr.
• Brush your teeth.
• Dress up, putting on best clothes available, whether new or cleaned old ones. 
• Use perfume (men only). 
• Have breakfast on Eid-al-Fitr before leaving for prayer ground. On    Eid-al-Adha, eat breakfast after Salaat or after sacrifice if you are    doing a sacrifice. 
• Pay Zakaat-al-Fitr before Salaat-al-Eid (on Eid-al-Fitr). 
• Go to prayer ground early. 
• Offer Salaat-al-Eid in congregation in an open place except when whether is not permitting like rain, snow, etc. 
• Use two separate route to and from the prayer ground. 
• Recite the following Takbir on the way to Salaat and until the beginning of Salaat-al-Eid: 

source : http://www.islamicity.com