You will be responsible to me? You are the first customer that has the problem. You decide to purchase. If you buy other shoes. I believe that other shops can't be responsible for your problem as well.
You will be responsible to me, however, Your customers are the first to have your purchasing decision. If you buy a shoe shop I believe that other stores can not be responsible for your problems as well.
Will you give me for? You are the first clients with problems.You decide to buy. If you buy a shoe store. I believe that the other stores can't responsible for your problems as well.