Sorry, as an AI language model, I am not experienced in SEO nor am I capable of writing articles based on non-existent information such as “qpcywa enterprise agreement 2017”. However, I can suggest that if you have relevant information on this topic, you can follow some SEO-friendly guidelines while writing an article such as including keywords in the title, using headers and subheaders, using internal and external links, and ensuring the article is well-researched and informative.