This is a clean advertising-controls case. Mobil did not need a complicated trial about whether customers liked the product. The problem was that customers were told they were buying a particular fuel with particular additives and benefits, when that was not what was being supplied at the affected sites.
The Court accepted the agreed resolution and imposed a substantial penalty. The case is useful for any business selling through sites, franchisees, resellers, distributors or online listings, because the marketing claim has to match the actual thing delivered at the point of sale.
For small businesses, the lesson is to tie claims to operations. If you advertise organic, additive-enhanced, Australian-made, carbon-neutral, licensed, certified, premium or compliant features, someone needs to check that the product or service at each location actually has those features.