If it's on the company computer and company email account of course. In the US the corporations are allowed to do whatever they want to their workers! Unless you have a union, as a worker you have no rights.
It is placed on your computer by websites you visit, files you download and emails you look at.
no
Probably but, if he was to do so he would probably get fired.
Emails can be personal or professional. When you are trying to get a job, you want to send professional emails to the human resources department.
Any question about ethics can be debated. But ultimately, it's dependent on your employer. Some take great offense of even taking personal calls, as well as emails. Yet, other companies so long as your work gets done, couldn't care less.
why does your employer need to have up to date personal information
WikiAnswers does not share personal information such as personal emails for contacting celebrities.
No
ask the owner of it
If the email is informal (e.g. to a friend) then this is perfectly acceptable. You shouldn't do it in more formal emails though (e.g. to a prospective employer).
Your personal email - no. Your personal email is confidential and is protected by data protection laws. Your teacher has no right to read these. If you are referring to an email address given by your school or educational institution yes, the teacher can read the emails. Student official emails are monitored for many reasons, such as to prevent cyberbullying, protect students and prevent illegal activity within the school. Similarly, an employer has the right to monitor official corporate email addresses of employees. So, your teacher can monitor emails sent and received via your official school email address, but not your personal email address.
Yes. Staff have access to all emails that are sent and received.