The word "inbox" refers to a virtual or physical place where messages or emails are received and stored until they are read or dealt with. Full definition
You receive notification but when you look in inbox there is nothing there. (n4g.com)
I received this question in my email inbox in response to my email: What Would You Ask?. (litigationsupportguru.com)
If you are interested in receiving notices in your email inbox of other notable titles, please sign up for our mailing list. (publishingperspectives.com)