the shipping charges for this item is around 35$ to Pakistan so i don't think you should buy this item. otherwise just click add to cart and go to checkout give your home Address and they will ship it to you.
visit this forum frequently. you will find some really good hits there.
try doing these hits: https://www.mturk.com/mturk/preview?groupId=2RTSP6AUC26D5DA3BMUV6FK2HPM292
these are pretty easy.
actually i myself have lowered my activity on mturk, as i got other work to do myself.
Visit the forum which i have mentioned above, it will help u alot ;)