advantages, in fact, a large number. In particular, this is a large number of partners offering purchases on favorable terms. This is not entirely suitable for competitors, since their points can only be exchanged with limited partners, and points can only be exchanged in stores.
these glasses also have an expiration date, which cannot be said about the YouSeeMe platform. Further, most competitors do not have a wallet for payment and, accordingly, do not offer a refund. for me it is extremely uncomfortable. I think that users will agree with me.