Great Barrington — The Great Barrington Selectboard will convene in executive session for a special meeting May 18 at 6 p.m. to discuss strategy with respect to Housatonic Water Works because an open discussion may have a detrimental effect on the litigation position of the Board. The board will also engage in discussion to consider the purchase, exchange, lease or value of real estate, regarding Housatonic Water Works because an open discussion may have a detrimental effect on the negotiating position of the public body.