Hi,
I need the following shipping rules for Magento store:
USA Standard Shipping $5.95 + $1 for an additional item.
USA 2nd Day Air $11.95 + $1.5 for an additional item.
Worldwide Standard Shipping $18.95 + $7 for an additional item.
Worldwide Premium Shipping $31.95 + $5 for an additional item.
Free USA Standard Shipping for orders over $100.
Thank you.