How to paint the concrete driveway next to stencil? Can it be a DIY job to paint the driveway beside stencil?...

Can it be a DIY job to paint the driveway beside stencil? is there any point to remeber. any well brought-up website which tells you how to paint. what should be the condition of concrete?
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I want to fit a strip bedside light...
etch the concrete beside muratic acid and use a elastomeric paint I do not assume epoxy is UV tolerant