Marketing is a business conception which is continuously adapting to the changes in the market and in it's surroundings. Internet marketing is a relatively new way of doing various marketing activity, but especially those of advertisement of the products and services. Marketing progresses very fast and with every day it becomes more innovative and readily accessible to all users. Thanks to the social networks, internet marketing is easily available to every individual. Instagram, as one of the leading social networks, has shortly been able to become main platform for promotion and advertising. This paper is based precisely on that, on internet marketing through the social network that is Instagram. This paper will describe his algorithm and the way it works, and it's advantages and flaws, as well as describing possible ways to advertise promotions which are used by the users. Another important part are digital photographies. Through this paper there will be explanations on how to come up with the profiles, how to edit photos and to give the importance to the visual impressions on these kinds of platforms. We will also encorporate the aspect of bloggers who have great importance on this platforms, and also the trends then brought, e.g. selling their personal filters, because of the need of unique looks of their profiles, which in term also determines what type of population is wanted to be drawn in. It will also be explained the way Instagram helps companies, agencies and blogs to improve their business and improving the position of the web-page itself.