Then they top post their entire email to a 257 email chain, so you have to do a kind of inverted scavenger hunt in order to figure out what they're talking about, none of which is improved or aided by the company logo, special font, or image links to nine different social media accounts.
And I haven't even gotten to grandma's love of emojis to convey her appreciation of your ribald joke about cookies.
Email is a tool, and like all tools, it can be grossly misused and abused.