In the corner it has an Envelope, if you open it there you have it, or it may mean you need to check your's or your parent's emails.
The check mark is the notification that you have sent the text and it has been received to your destination.
it is a special glue that makes it so the envelope wont open
The standard size business envelope is the number ten. The number ten envelope is open sided with a commercial style flap.
Open Text Corporation's population is 4,450.
Open Text Corporation was created in 1991.
It means that you open an existing text file using an application like Notepad, Word, Excel etc.
Slit the envelope in which it came.
unseal
Go to were it says open. It looks like an envelope, and click on it.
An envelope can be something that is very open, in order to look at the contents inside
Open by Addressee only