SMS sending. is used ten times less often than e-mail advertising and hundreds of times less often than advertising in search engines and social networks. And in general: advertising through mobile marketing tools is still considered less competitive than online advertising. So it can safely be called effective.
Email distribution. This is the distribution of e-mails with commercial offers to e-mail addresses of potential customers. With their help, you will be able to notify customers about innovations and various promotions. It is also better to entrust e-mail sending to specialists who know how to prevent these letters from falling into spam.