Web 2.0, focusing on user involvement and cooperation, is vital for online marketing. To succeed in such a cutthroat industry, every online business must place a premium on earning and retaining clients' trust and loyalty in the digital realm. The study's objective is to ascertain whether or not electronic consumer loyalty and online trust are enhanced by social media marketing. The results of the poll, which included 596 individuals, showed that social media marketing tools had a significant effect on consumers' faith in and commitment to businesses through digital channels. The results of this study will hopefully add to what has been applied to social media marketing for online businesses.

This paper aims to study the effects of different factors on advertising by examining the simultaneous effects of exposure to the advertisement, type of the media, creativity in advertisements and being informative. Using data collected from one of the chain supermarkets of Tehran called “Shahrvand”; the analysis focuses on the effectiveness of four independent variables and impact of customers’ needs on encouraging consumers to purchase. The results elucidate a relationship among these four variables with encouraging people to purchase. Using creativity in advertisements, however dominate the effects on this issue. The marketing and advertisement environment are dynamic and the paper concentrates only on some of the more effective factors. Producers might be more successful in choosing the best way to promote their goods and services by following the proposed model. This paper puts four effective factors together and investigates their impact on advertisement, which was not done by any other previous papers. Unlike other studies, this paper examines the role of customer needs together with four other elements on advertisement effectiveness.