University life is very much different from the life you live in high school. When you are a teenager in high school, you study rather easy courses and do their assignments on a daily basis without much difficulty. You can pass even with average numbers and nobody would bat an eye.
The real struggle begins when you start applying for different universities and realise that you do not have the credentials to be eligible for admission. Your only options are to self-finance and pay lots of admission fees or settle with a community college as your grades are not enough to land you a scholarship.
However, the struggle does not end there. Once you enter your university, you realise that you have to deal with assignments that are much more difficult than the ones you used to do in your high school. Moreover, these assignments are manifold in number as well. If you are a student enrolled in any UK-based university, you may eventually scout to soliciting do my dissertationn service uk based.