https://www.manchestereveningnews.co.uk/news/record-profits-britannia-hotels-despite-27110962
I suspect this is because you can always pump your occupancy with asylum seekers and refugees on the taxpayers dime. A guaranteed rate far higher than Expedia every day, week, month and year in perpetuity must seem pretty attractive, and you even needless staff as the government provide security.
The would otherwise be one of the worst hotel chains in the country. Not bad business finding loopholes in taking public money.