the coupon cannot be used in conjunction with any other discount offer or coupon. it's hard to ask for more. the chair was slightly modified to lower the arm height to change to a slightly smaller scale. i am able to offer longer sessions or more frequent sessions on an individual basis. i never knew him, he died in my dad's teens. it is a monster of a throne and as comfortable as any normal chair. i’m not going to mention the actual recipe that i used since there are probably millions of them and they all work pretty well. 