Imagine you are in a middle of a concert and the lead vocalist tells the crowd that he/she will sign an autograph for only one person from the whole crowd. Moreover, he is going to choose that one person from the first row of the concert.
Every company is striving hard to reach on top to achieve its goals. Every move and every strategy of your organization is monitored by your competitor and then the strategy is analysed to provide a better service.
So, you want to buy a nice cover for your new mobile phone. You will probably google: mobile cases or trending mobile covers and you see that the first 3 searches are marked differently from the rest (In front of those URLs, there is a logo of “Ad”).