Drawing smoother lines in Photoshop CS2 - Graphic Design Stack

I've seen people draw in Adobe Photoshop, however unlike my sketchy lines, theirs come out a lot smoother and I mean a lot. I was just wondering how to do this and if its a system thing rather then a

Any tips for making smooth lines? I've been relegated to CS2. : r/MLPdrawingschool

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Drawing smoother lines in Photoshop CS2 - Graphic Design Stack