If they give room through an online website, that website is holding all the responsibilities of room and they are also giving them insurance if something happens to room. Secondly its amount of booking they are getting from online websites are much higher than direct booking. So for an individual it may seem like they are not making money, but they do
Nothing will happen. Just when you comeback bring your work permit book, and give to your old employee to cancel it. It will take 1 day to cancel. Thats it. Then your new employer can create new work permit