It's common to see a few "opens" on your dashboard before you've even hit the send button. There are three main reasons for this:
If you know for certain that you tracked yourself, you can add your own IP-address to the blacklist. This excludes your activity from all analytics globally across your account.
You can pause data collection during the email composition phase. Go to "Advanced settings" when creating your campaign and toggle "Paused". Once your email is sent, simply click **Resume** on the analytics page to start tracking recipients.