The rapid penetration of the Internet and the prevalence of various social media facilitated by new technologies provide new opportunities for how marketing techniques are developed and refined. The creation of viral marketing has been driven by technological innovations and cultural changes. Responding to marketing trends and catering to consumers’ psychological demands and behavioral changes, viral marketing represents the latest online customer-centric marketing (Shukla, 2010). Extending the advertising effects of word-of-mouth (WOM) communication and Internet marketing, viral marketing has demonstrated considerable success and utility in a promotional phase and development process of a product and/or service. This study intends to illustrate the benefits and challenges of viral marketing. The effects and concerns with the adoption of viral marketing are reinforced by previous research and findings from marketer and consumer focus groups. This thesis will contribute to building a theoretical and empirical foundation for viral marketing research and professional practice.

The rapid penetration of the Internet and the prevalence of various social media facilitated by new technologies provide new opportunities for how marketing techniques are developed and refined. The creation of viral marketing has been driven by technological innovations and cultural changes. Responding to marketing trends and catering to consumers’ psychological demands and behavioral changes, viral marketing represents the latest online customer-centric marketing (Shukla, 2010). Extending the advertising effects of word-of-mouth (WOM) communication and Internet marketing, viral marketing has demonstrated considerable success and utility in a promotional phase and development process of a product and/or service. This study intends to illustrate the benefits and challenges of viral marketing. The effects and concerns with the adoption of viral marketing are reinforced by previous research and findings from marketer and consumer focus groups. This thesis will contribute to building a theoretical and empirical foundation for viral marketing research and professional practice.

The rapid penetration of the Internet and the prevalence of various social media facilitated by new technologies provide new opportunities for how marketing techniques are developed and refined. The creation of viral marketing has been driven by technological innovations and cultural changes. Responding to marketing trends and catering to consumers’ psychological demands and behavioral changes, viral marketing represents the latest online customer-centric marketing (Shukla, 2010). Extending the advertising effects of word-of-mouth (WOM) communication and Internet marketing, viral marketing has demonstrated considerable success and utility in a promotional phase and development process of a product and/or service. This study intends to illustrate the benefits and challenges of viral marketing. The effects and concerns with the adoption of viral marketing are reinforced by previous research and findings from marketer and consumer focus groups. This thesis will contribute to building a theoretical and empirical foundation for viral marketing research and professional practice.

The rapid penetration of the Internet and the prevalence of various social media facilitated by new technologies provide new opportunities for how marketing techniques are developed and refined. The creation of viral marketing has been driven by technological innovations and cultural changes. Responding to marketing trends and catering to consumers’ psychological demands and behavioral changes, viral marketing represents the latest online customer-centric marketing (Shukla, 2010). Extending the advertising effects of word-of-mouth (WOM) communication and Internet marketing, viral marketing has demonstrated considerable success and utility in a promotional phase and development process of a product and/or service. This study intends to illustrate the benefits and challenges of viral marketing. The effects and concerns with the adoption of viral marketing are reinforced by previous research and findings from marketer and consumer focus groups. This thesis will contribute to building a theoretical and empirical foundation for viral marketing research and professional practice.

Στη διπλωματική αυτή εργασία θα αναλύσουμε, θεωρητικά και εμπειρικά, ένα παράγοντα που επηρεάζει σε μεγάλο βαθμό την καταναλωτική συμπεριφορά. Ειδικότερα, θα ασχοληθούμε με την Electronic Word of Mouth επικοινωνία που ασκείται από τους καταναλωτές στα διάφορα διαδικτυακά κοινωνικά δίκτυα. Στην προσπάθεια μας να ερμηνεύσουμε τον όρο αυτό όσο γίνεται καλύτερα θα σας παρουσιάσουμε τη θεωρητική ανάλυση του Word of Mouth και του Electronic Word of Mouth όπως έχει καταγραφεί στη διεθνή βιβλιογραφία. Στα πλαίσια αυτής της ανάλυσης θα προσπαθήσουμε να σας παρουσιάσουμε το θεωρητικό υπόβαθρο της επικοινωνίας αυτής και να αναδείξουμε τα πλεονεκτήματα και τα μειονεκτήματα που αποκομίζουν οι καταναλωτές αλλά και οι επιχειρήσεις από την κατάλληλη αξιοποίηση της Word of Mouth και της Electronic Word of Mouth επικοινωνίας. Θα σας παρουσιάσουμε τα συμπεράσματα μελετών που έχουν πραγματοποιηθεί και αναφέρονται στην ισχύ της Word of Mouth και της Electronic Word of Mouth επικοινωνίας έναντι της διαφήμισης, την στάση του καταναλωτή απέναντι στα προϊόντα που έχει σχηματίσει θετική ή αρνητική εντύπωση, μέσω της κατανάλωσής τους, και τις ανάλογες συστάσεις που πραγματοποιεί σε φίλους και γνωστούς του. Έπειτα θα σας παρουσιάσουμε τις ομοιότητες και τις διαφορές που υπάρχουν ανάμεσα στη Word of Mouth και την Electronic Word of Mouth επικοινωνία, καθώς και την εμπλοκή της Electronic Word of Mouth επικοινωνίας στα διάφορα διαδικτυακά κοινωνικά δίκτυα. Επιπρόσθετα, θα σας παρουσιάσουμε τα αποτελέσματα της έρευνας που πραγματοποιήσαμε, με τη συλλογή πρωτογενών δεδομένων, ώστε να καταφέρουμε να αναλύσουμε την καταναλωτική συμπεριφορά των νέων ανθρώπων και να εκτιμήσουμε το βαθμό που ο παράγοντας αυτός, δηλαδή η Electronic Word of Mouth επικοινωνία που πραγματοποιείται στα διάφορα διαδικτυακά κοινωνικά δίκτυα, επιδρά στις αγοραστικές τους αποφάσεις. Εν κατακλείδι, θα σας παρουσιάσουμε τα συμπεράσματα που προκύπτουν από τη στατιστική ανάλυση του ερωτηματολογίου καθώς και τις προτάσεις μας προς τα στελέχη του τμήματος μάρκετινγκ των διαφόρων επιχειρήσεων. / In this dissertation we will analyze theoretically and empirically, a factor that significantly affects consumer behavior. In particular, we address the Electronic Word of Mouth communication brought by consumers in various online social networks. In our effort to interpret the condition as best we will present the theoretical analysis of Word of Mouth and Electronic Word of Mouth as recorded in the literature. In this analysis we will try to present the theoretical background of this communication and to highlight the advantages and disadvantages accruing to consumers and businesses by exploiting the Word of Mouth and Electronic Word of Mouth Communication. We will present the findings of studies conducted and reported in the power of Word of Mouth and Electronic Word of Mouth Communication over the ad, its attitude toward consumer products has made a positive or negative impression through their consumption, and relevant recommendations made to friends and acquaintances. Then we will present the similarities and differences between the Word of Mouth and Electronic Word of Mouth communication and involvement Electronic Word of Mouth communication in various online social networks. Additionally, we will present the results of the survey we conducted by collecting primary data that we can analyze the consumer behavior of young people and to assess the extent to which this factor, namely the Electronic Word of Mouth communication involved in various online social networks, it affects their purchasing decisions. In conclusion, we will present the findings of the statistical analysis of the questionnaire as well as our proposals to the executives of the marketing department of various companies.