no paypal
no foreign mailing
buyer pays postage
pricing--page-1 row-1 chip-1----$3/chip-2--$15/chip-3---$10/ chip-4--$10/ chip-5--$10
------------------------2-------1---$15/-----2--$7/-------3----$10/------4--$15/-------5--$7
------------------------3-------1--$15/------2--$15/------3--$10/--------4--$10/-------5--$10
------------------------4-------1--$10/-----2--$15/-------3--$10/--------4--$10/-------5--$7
------------------------5-------1--$15/-----2--$15/-------3--$10/--------4--$15/-------5--$10
------------------------6-------1--$10/-----2--$15/-------3--$15/--------4--$20/------5---$7