The "From" address might not match a membership on the email server.
A trademark is a merchandise identifier. "5 Hour Energy" is a trademark that identifies a selected product associated with energy consumes.

People use them today simply can manage to get their peace of mind while they install it.
Obviously, this method works as Akamai is most important CDN across the world and boasts the buyers. All businesses must attract more customers in order to earn a consumer base and promote the brand.