Every morning when I wake up, the first thing is to check WeChat and emails. Checking emails has become an important task in our daily life. It is kind of must-to-do thing for most of people every day. From Google Image Why do people check emails so often? It's relevant to us. No matter work emails or promotion emails, they are all related to us. We want to know what's the matter by reading those emails. Some emails are emergency, we need to reply them right away. Some emails are not important, we can ignore. The point is we can take control of it. For me, I check emails every day, but I don't check Facebook anymore. The reason is Facebook filters posts to make sure the content is good, so I may not have chance to see all the posts. However, for emails, they will be always in my inbox, so I can open it anytime I want to. We may get some special benefits from the emails. A lot of eCommerce love to send promotional emails to drive sales and site traffi...