In 2011, all first-class one ounce stamps became forever stamps with the exception of stamps in coils of 500, 3,000, and 10,000. As the name suggests, Forever Stamps can be used to mail a one-ounce letter regardless of when the stamps are purchased or used and no matter how prices may change in the future.
Testing in production is an important core competency for any world-class test team to cultivate. In this post we will give you some practical tips to make testing in production an achievable reality â and to mitigate the obvious risks that it exposes.
Definition - What does A/B Test mean? An A/B test is an online marketing tactic where different versions of a product are used to see which one users or consumers prefer. With online products, such as a webpage, email campaign or advertisement, A/B testing can be carried out with relative ease and yield quick results due to the instant and detailed analytics that testers receive. A/B testing is also known as split testing or bucket testing.