Using a damp Rag (careful not to use too much water)
gently rub off parts of the top coat where you like.
If you want to have more paint removed (even down to the wood) use the scrubber that has been dampened with water. Let Dry. Seal with finish or wax.
Paint a top coat of Old Town Paints Chalk Style Paint over the dried Base Coat. Let Dry.
Paint Base Coat on Project
Distress with Water