The United States Postal Service offer an array of shipping options connected to an online rate calculator that NitroSell uses to calculate shipping prices for shoppers. From time to time USPS upgrades their rate API, and the old one is discontinued. USPS plan to discontinue their existing API by March 2012. In order to continue [...]
Nitrosell are pleased to announce the integration of NitroSell eCommerce and Heartland Payment Systems. The winner of multiple awards in several spheres including security, Heartland Payment Systems are the 5th largest provider of payment services in the US with over 3,000 staff. They are traded on the NYSE as HPY. Heartland Payment Systems are a payment [...]