Norelco has just introduced a brand new men's razor that features an amazing 10 blades for the absolute closest shave ever.

Norelco has just introduced a brand new men's razor that features an amazing 10 blades for the absolute closest shave ever. Their advertising campaign focuses on how this new razor is superior compared to other brands with fewer blades. Norelco is also offering a coupon for a trial razor when a customer visits their website. Norelco is addressing which factors influencing the rate of diffusion?