.As expert internet buyers, Refinery29 associate authors have a * spidey * feeling for the greatest digital sale segments and limited-time packages. Whether it's Lululemon's ol' trustworthy We Made Too Much sale or even a flash package on best-selling skin-care labels-- where there's a space rack, there's a R29 purchasing editor measuring its own price-slashed items. And today, our team show to you the most effective sales occurring this weekend break, according to our company.