The effects of ad heuristic and systematic cues on consumer brand awareness and purchase intention: Investigating the bias effect of heuristic information processing

With growing numbers of digital users, social media advertising becomes a vital marketing channel for attracting and sustaining consumers. Drawing on the heuristic-systematic model, this research investigates the effects of advertisement systematic cues including ad informativeness and ad persuasiveness, and ad heuristic cue which is ad poster category on the consumer brand awareness, and the sequential effect on consumer purchase intention. An experimental design featuring two categories of ad poster, namely, firm and influencer, is created for empirical evidence collection. Results show that ad informativeness and ad persuasiveness contribute to greater consumer brand awareness and purchase intention. The poster category can positively bias the influence of ad informativeness, and firm poster outperforms the influencer poster when controlling the advertisement content the same. The findings demonstrate the co-occurrence of heuristic and systematic information processing in the social media advertising context. This research deepens current understanding of social media advertising and provides practical implications for marketers to capitalize on different ad posters according to advertisement informativeness and persuasiveness feature. •Ad informativeness and persuasiveness contribute to greater consumer brand awareness.•The poster category can positively bias the influence of ad informativeness.•Firm poster outperforms influencer poster when ad informativeness level controlled.