Red Deer residential sales lag behind last year, but the city’s market remains stronger than some. Through the first four months of the year, Red Deer residential sales are down six per cent to 515 sales. That is better than all but one of seven communities sampled in the Alberta Real Estate Association’s monthly statistics. Collectively, sales are down 12 per cent t0 21,356 residential sales of all kinds for Red Deer, Calgary, Edmonton, Fort Mc…