There is a never-ending list of reasons. However, here are some possibilities:
1) The person sending you the email has your address wrong.
2) A spam filter you have set up is not allowing the emails to reach your inbox. If you, or the person who is sending you the email, are using a pop 3 account, such as outlook express, a firewall is stopping the emails being sent, or are stopping the emails reaching your machine, thinking they contatin an unsafe file.
3) There was a problem with whomever hosts your email service, and due to that the email became lost in the depths of the interweb.
Yes. Staff have access to all emails that are sent and received.
You go to your sent items in you email account thing ank at how many you have sent. Then you count each email you sent to the person. Then you will know how many emails you sent to that person. Repeat this method to find out how many emails you sent to other people.
Emails can be listed as queued instead of sent if there is a problem with an email server. This basically means it is on hold and will be sent when everything clears.
The send items folder in outlook/hotmail relates to emails that have been sent from that email account. They act as a history of sent emails that can be read again or prove that the email was sent on a certain date, sent to certain people etc.
According to recent studies there is over 294 Billion emails sent per day. Only 1.9 Billion of the 294 Billion emails were from actual people.
Your email inbox is a folder in which incoming emails are stored until you get round to reading them. The sent items are emails that you have previously sent to someone else.
Spam
60%
The send items folder in outlook/hotmail relates to emails that have been sent from that email account. They act as a history of sent emails that can be read again or prove that the email was sent on a certain date, sent to certain people etc.
Yes. I always use WiFi, and I can retrieve emails.
No. You just need an internet connection in order to send emails.
It is normally because of the security and amount of chain mail that gets sent through emails.