Personalised pricing: Fair or unfair?

"Personalised pricing" refers to the practice of varying the price of goods, services, or admission (up or down) based on data that the selling company holds about you personally as a consumer. This might include your location, the phone or computer you use, your date of birth, credit rating and your known shopping habits among other things. Considering this, please evaluate how fair or unfair you think personalised pricing is for the following products or services: (% of 2,004 GB adults)