Purposes of Packaging

I was checking out this information at wikipedia about the purposes of packaging and guys I found it interesting to share with you guys. There are many different purposes of packaging. One is that it protects the product from any kind of damage.For example, Lays chips are kept fresh through the packaging. Furthermore, the packaging is a form of promotion of the product. Colourful packets attract the attention of the consumers and this boosts the product's sales.
Packaging also contains information about the product for example how to use the product etc. What do you guys think about the role of packaging for a product? You guys can check out the website address given below to find out in detail about the purposes of packaging.
Reference: wikipedia.com