Keeping your brand consistent and recognizable throughout all your email campaigns is an extremely important part of your sending reputation. The most crucial part of maintaining a uniform brand is to use a consistent from address because it trains and makes it simpler for ISPs to trust you. If you change your from address often, it may look like you’re trying to hide something. It’s also essential to keep your brand consistent across sends. It helps establish your reputation more people are likely to open a message if they recognize who it’s from.