Open ISL Light and type in your username and password, and click the "Log In".
Click "Start New Session" item from the "+" button menu. The session code will be generated.
Note: The green button "Start New Session" is shown only if there are no sessions created.
Click "Invite" button to open session invitation.
Type customers email and click "Send" button. Once customer runs the "email invitation" link on his computer you will be connected.
Now you can control remote computer.