I am placing a popup in my website. When someone signs up, I would like to send their information to Constant Contact and I would like the customer to be redirected to another page of my website. I did conact Constant Contact, they asked me to get API key. I am not sure what it is for and I dont know what to enter in their Application registration. All I want is a code to implement in my popup, so the customer information will be sent to Constant Contact database (Email List) and the customer will be redirected to one of a page in my website.
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