Worth

Should I pay 500USD to get my old mac book fixed or should I just purchase a new one? Please reply quick. Thanks!

I'm debating on selling my Dell Latitude D620, and I need to know how much it should be worth before I make the decision. It runs smooth and quick, and bluescreens about once every other month Physical condition: Large scratch on lid Red ink splotch around Dell symbol Mostly peeled touchpad...