Looks like this is the Firefox extension: https://addons.mozilla.org/en-US/firefox/addon/lasso-coupon-offer-auto-clip/ https://addons.mozilla.org/en-US/firefox/

Looks like this is the Firefox extension: https://addons.mozilla.org/en-US/firefox/addon/lasso-coupon-offer-auto-clip/ https://addons.mozilla.org/en-US/firefox/addon/lasso-coupon-...