.As expert on the web customers, Refinery29 partner writers have a * spidey * feeling for the best virtual purchase sections and limited-time packages. Whether it's Lululemon's ol' reliable We Created Too Much sale or even a flash package on very successful skin-care brand names-- where there's an allowance rack, there's a R29 buying editor sizing up its price-slashed products. And today, we present to you the best purchases happening this weekend, according to our team.