You can configure the logger so that it automatically visits a specific webpage when executed, or executes a different program (must be already on target computer)
Atom Logger comes with some easy to use setup instructions. Newcomers are recommended to check them inside the proper "extras" section so that they can get familiar about builds creation process.
To receive keylogs via email you're recommended not to use a mainstream email provider to avoid blocks. If you're able to, your best option is setting up your own mailboxes
Running the logger on a target computer will allow you to know all that is being typed on it. You can also collect screenshots, clipboard data and other useful system information.