Why does Ebsta notify me that "Someone" viewed my email?

Ebsta Support -

If you send an email to multiple recipients (regardless of whether it is To, CC or BCC), you will receive a notification that "Someone" has viewed your email as Ebsta doesn't know which of the recipients opened it.

 

Screen_Shot_2015-01-09_at_15.47.41.png

 

Learn more by reading:

How do I track emails? (with video)