To add a Product, follow the following:
There are 2 options next to "+Add Product" button:
To analyze the feedback collected on your surveys, go to Analytics >> Dashboard.
You can create widgets on the dashboard based on the questionnaire, using Product as a base for certain widgets such as NPS List and NPS Trend Comparison. For all other widgets, Product can be applied as a filter.
Below are some examples of how you can use Product in your analysis: