Alexandra Stewart turned to the local retailers lining the streets of downtown Concord this April when she needed teacher appreciation gifts - elated that, now, she has not one but two new stationary stores to visit. When her knives grow dull, she packs them up and heads to Things Are Cooking to get them sharpened. When she craves fresh air or a change of scenery, she'll venture to the brick walkways of Main Street for her daily walk.