I WAS ON THE SHOP 4 FREEBIES WEBSITE AND FBK PRODUCTS HAD A FREE OFFER FOR A PRODUCT TO USE IN THE SEPTIC SYSTEM, I SIGNED UP AND ABOUT A WEEK LATER RECEIVED A TELEPHONE CALL AND WAS TOLD THAT I WOULD BE RECEIVING A YEAR SUPPLY OF THE PRODUCT AND I TOLD THE PERSON THAT I HAD ONLY WANTED TO TRY THE FREE SAMPLE AND HE TOLD ME THAT THERE WOULD BE 4 SAMPLES ON TOP OF THE OTHER AND THAT I HAD THREE MONTHS TO TRY THE PRODUCT AND IF I WASN'T SATIFIED THEN I COULD RETURN THE UNUSED PRODUCT AT NO COST TO ME AND IT WOULD NOT COST ME ANYTHING. I WAS... read full review »