1. Save Socially
Check out Perform Better's social media pages; it's where they post announcements for sales and coupon codes good for percentages off.
2. Get on the Mailing List
The Perform Better email newsletter is filled with promotions, sale alerts and special offers. Signup is a bit hard to find, so use the <a href= "https://www.performbetter.com/webapp/wcs/stores/servlet/NewsletterSignupView?storeId=10151&catalogId=10751">link here</a>.