Nowadays, marketers have mobile strategy for ad landing page and there are three accepted methods to make web pages work on mobile devices.  They are: responsive design, dynamic serving and maintaining separate mobile URLs. Of these three, in responsive design, mobile and desktop visitors view the exact same URL. Columnist Abraham Nord, writes in his article about the advantages & disadvantages of responsive design. The advantages are: 1. Multi-Device User Experience; 2. sharing & saving; 3. Page Management; and 4. Conversion Rate Optimization. Read more at: http://searchengineland.com/pros-cons-responsive-landing-pages-sem-228991