Buying new car tyres comes with a lot of questions. Must all four tyres be exactly the same? Is it safe to fix a puncture, or must you purchase an entirely new tyre? Will insurance pay out if you purchase the cheapest tyres? And do you really need all those add-ons like nitrogen, alignment, and road hazard guarantees?  Lacking clear answers to such questions, consumers are at the mercy of tyre dealers – and all indications are that they’re being taken advantage of.  Complaints about tyre dealers are common on social media in South Africa. One of the most popular recently examples of this is a Facebook post by Brent Lindeque. It detailed an elaborate attempt by a tyre salesman to up-sell him to four new tyres, after Lindeque presented at the shop with a puncture.  One Twitter user commented that he went to a tyre dealership to repair a puncture, but instead of offering to fix it the branch tried their best to get him to purchase a replacement tyre instead. Another Twitter user says the Randburg branch of the same company took a similar approach. “[They] told me I need to replace all four [tyres], they cannot fix the puncture.” This user repaired the puncture himself, and one year...