>>There's gotta be an official name for these. That skinny page with varying font sizes of text images or embedded youtube videos encouraging you to buy/ act no

>>There's gotta be an official name for these. That skinny page with varying font sizes of text images or embedded youtube videos encouraging you to buy/ act now / sign-up for their free newsletter til a big call-to-action at the bottom after scrolling for 10 minutes? There is; long copy sales letters