Prices tend to go down, product quality tends to go up, and the vendors are attentive, they're polite, they're consumer-centric, offering you all manner of special deals, one-offs, buy-one-get-one-frees, free delivery, to keep you happy.
Preços caem, qualidade dos produtos  tende a aumentar, e os vendedores são atenciosos, são educados, são centrados no consumidor, oferecendo a você acordos especiais, compre-um-leve-dois, frete grátis, para te fazer feliz.