b. Image pixel Tracking: Once you have successfully created a Tracker of this type, an image <img> pixel will be displayed on your screen. You will need to copy this line of code and paste it on the last page i.e. the page which marks the end of a particular process. E.g. If you want to track the number of users who sign up for a product, you will need to put the tracker on the page which the user comes to, after submitting the sign up form.
c. Server to Server Tracking: Once you have successfully created a Tracker of this type, Postback URL will be displayed on your screen. You need to refer to the infographic below for further steps: