The text discusses how businesses can effectively use SMS to reach customers. It highlights two types of messaging - A2P (application-to-person) and P2P (person-to-person). A2P is more suited for sending messages at a faster rate, while P2P is used for personal communications. The text suggests that businesses should consider factors such as message volume, number of recipients, and the nature of communication when deciding which type to use. It also emphasizes the importance of following guidelines to avoid getting in trouble with carriers.