Which term best describes an email that is concise and straight to the point?

The term "succinct" effectively describes an email that is concise and straight to the point because it emphasizes brevity and clarity. A succinct email communicates the necessary information without unnecessary elaboration or filler content. This quality is essential in professional communication, as it respects the recipient's time and facilitates quick understanding of the message.

In contrast, other terms such as "verbose" would imply that the email contains excessive words and details, which is the opposite of being concise. "Ambiguous" refers to the uncertainty or lack of clarity in communication, which can lead to confusion rather than straight-to-the-point messaging. Lastly, "redundant" indicates repetition or unnecessary duplication of information, which detracts from the effectiveness of the email and can make the message feel longer and less focused. Thus, "succinct" is the most fitting descriptor for an email that conveys information clearly and efficiently.