Talking to independent experts, there is a growing sense of anger that in May the company implied that it would use its increased profits to protect customers from price rises.
There is now no doubt other suppliers will follow - we just don't know when and by how much.
Customers have used a pre-scheduled Q&A session on Twitter to vent their rage at British Gas' plans to hike average energy prices by 9.2%
British Gas may have regretted hosting an question and answer forum just hours after announcing an above-inflation price hike.
British Gas announced a price hike today, just a week after energy company SSE did the same. Here are a few tips to help you save money.