hi i recentley got a laptop on hp with osc even a couple of things i need to get help with. they say i if i can no longer aford it i can take it back if i have the osc is this true also if i get a bug on the pc not much change of that but osc will cover it is this true and what does it offer

just recently got a laptop off brighthouse. tryed on many occashions to question the osc policy and wanting it removed without any joy excuse after excuse this is ment to be up to you not them they dont seem to want to budge to remove it if it breaks down you are covered but your covered by warenty if you study carefully at the terms and con there are some loop holes i did try and question this yet more excuses i went in on the seventh day to take policy of can you do it when i come in and pay the laptop is priced at 579.64 take away with credit and osc it is a cool £1.314.56 i have tryed at least 4 times last week over this policy and still no joy can anyone help can they get away with this is it legal