GUI

Email Bounces are emails that don’t deliver. This can be due to several potential reasons, including deleted email addresses, those that are typed incorrectly, inboxes that aren’t monitored and are full, unable to accept new messages, or those with strict filters that block certain message types.

Black Hat Tactics refer to a range of practices that increase a website’s ranking with search engines that are explicitly against the rules established by those engines.

One common example is keyword stuffing, which refers to spamming particular keywords on a page in order to try to rank for those topics. This sacrifices the user experience, since the page is not informational or useful, and is merely attempting to trick search engines.

In general, some black hat tactics may increase a site’s ranking temporarily, but will inevitably damage the site’s reputation and effectiveness long-term.

The ratio of conversions for an ad campaign compared to the total number of views or interactions with that ad. A conversion can be defined in several different ways, but is often related to the sale of a product or service.