I've used a variety of Bissell cleaning products and machines, and it can be tough to evaluate something like this one. The problem is that since it's a pre-treat, if you use it with&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/BISSELL-2X-Pet-Stain-Odor/dp/B004BUEYD4/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">BISSELL 2X Pet Stain & Odor</a>&nbsp;carpet formula or with one of their machines, it's hard to tell which one deserves the credit.