Yes - just last month negotiated a new price and service list, assured that there would be no price rise and then the weekend what do I get a letter saying its going up £3.99...
I was struggling to get above 50mbps on my laptop and 100mbps on my phone, called up tech support and they basically said my hardware was ste. Got a Samsung S6 for Christmas and did a speed test, 199mbps wireless.
I've ordered a couple of superfast wireless dongles to solve this on our laptops, even only 1 year old ones were slow on wireless . I will see how they go