Although seemingly obvious, I open a bag-in-box wine, and tell you how to:

For those desiring the extended version:

For my review of this wine click the linked text below:

https://waywardwine.wordpress.com/2012/01/09/grenache-blend-cuvee-de-pena-v-d-p-pyrenees-orientales-fr-2008-3l/

Andrew Jefford discusses the benefits of bulk versus glass here:

http://www.decanter.com/news/blogs/expert/529456/jefford-on-monday-beyond-the-scavengers