Growth Hacking Tricks: Turn your Difficult Clients into Real Brand Advocates! Published on December 8, 2015 in Growth Hacking Tricks: Turn your Difficult Clients into Real Brand Advocates!Full resolution (628 × 299) Growth Hacking Tricks: Turn your Difficult Clients into Real Brand Advocates! Hi, Welcome Welcome back Growth Hacking Tricks: Turn your Difficult Clients into Real Brand Advocates!