There is one main problem with mobile marketing. It is likely that if someone is scanning a QR Code on a Smartphone or simply surfing the net, they are then going to be viewing on the same device! Unfortunately, websites designed for viewing on a computer screen are extremely difficult to read on a mobile phone. With the increase of mobile surfing, this is really going to become a problem . However, it is now possible to design and build web content that is mobile optimised. In other words, it is designed for viewing on a mobile phone!