T? th㯧 11/2011 ??n h?t th㯧 1/2012, MobiFone tri?n khai ch??ng trﯨ khuy?n m㫠10% cho kh㣨 h㯧 khi thanh to㮠c??c tr? sau qua t㫠kho?n ng㮠 h㯧.
H??ng ?ng th㯧 khuy?n m?i 2011 t?i H⢠N?i, trong 2 ng㻠v㯧 (12 - 13/11), si뷠th? Co.opMart S㫠Gi?m gi㢠h?p d?n t? 10% - 50% cho h?n 500 m?t h㯧.