Painless way to break into your shoes

I always assume a stylist is more than a hair expert, I expect her to be a fashion and beauty thesaurus!  Giving tips is the way to go to make you a reliable stylists.  It's also important to demonstrate that you're detail oriented and you know your clients' sense of style.  For example, if you see a female client walk into your salon with high heels, you may know how much pain she's in or how much pain she's gone through to break those shoes in.  Do you have any advice for her?  Here's Michelle Phan's ingenius tip!

What are some of your personal tips??