Advertisements through SMS are often unwanted messages from companies bringing their latest offers to the customer. Fortunately people have the opportunity to opt-out of receiving any more text messages. Hamrah-e-Avval’s (MCI) Subscribers can opt out of receiving promotional messages by sending “1” through a text message to 8999, Alef News Agency reported. Also Irancell subscribers can send number “2” in a text message to 5005.
