- It automatically creates a label for you, and email sent to that address goes to that label.
- The label can have screening. (New senders need to verify they’re a human.)
- You can use a dash, since not all places accept a plus (I’m looking at you, Microsoft).
What you’re talking about is tagged addresses, which a lot of providers support, but Port87 makes tagged addresses a lot more useful and automatic. Also, you only use tagged addresses with Port87, because your bare address doesn’t actually go through to you, but instead auto responds with a list of your public label addresses.