New posts in Event Observer

Determine if customer is new in customer_save_after

Creating Custom Option on Product Save

sales_order_save_commit_after event triggered twice?

Event/Observer for customer password change?

How can i get customer data from observer after successful login?

Modify tax rate on cart quote items and recalculate

Creating Custom option and prize to just added product to cart using observer

Returning $this after observer

Magento Observer Events - order of operations

Changing the layout of the layered navigation