Service Poor

<p>I bought a Nike mans top about a week ago however putting it on i picked up a mark on the top</p> <p> </p> <p>I would like to exchange this for a new top i dont have the slip however i bought this on account</p> <p> </p> <p>I called the store 4 times and i cant get throw to the manger</p> <p> </p> <p>Please assist i just want to exchange it for the sam top</p> <p> </p> <p>Thank you </p>