“Think of this as the way you promote advertisers on your site, or your general business model. Advertisers may view, sort, and download publishers by their classification,” reads its website. “In the world of affiliate marketing, an advertiser can be a company selling a product like electronics, airline tickets, clothing or car parts, or an advertiser could also be an insurance company selling policies. The most important thing to remember is that you are an advertiser if you are ready to pay other people to help you sell and promote your business.”
(g) You will not offer any person or entity any consideration, reward, or incentive (including any money, rebate, discount, points, donation to charity or other organization, or other benefit) for using Special Links. For example, you cannot implement any “rewards” or loyalty program that incentivizes persons or entities to visit an Amazon Site via your Special Links.
Emails triggered by milestones, like anniversaries and birthdays, are fun to get -- who doesn't like to celebrate a special occasion? The beauty of anniversary emails, in particular, is that they don't require subscribers to input any extra data, and they can work for a variety of senders. Plus, the timeframe can be modified based on the business model.