repair laptops

Hi, I, a noob, am once again coming on here to get help from professionals😆. so to put things into perspective shortly, i have this old laptop, while using i ran into a keyboard issue (where some keys stopped working except they worked when i pressed Fn + That Key and then that also stopped...

I have 5 laptops I just bought one last year for Christmas Though the laptop with a cracked screen now... The older laptop im using instead needs a battery I was just given 2 laptops from my teacher at school I have two laptops with out hard drives or power cables And I have a laptop I got...