Changes in personnel and the board of directors will be among the items discussed by directors of the Lamesa Area Chamber of Commerce during their monthly meeting Monday.     That meeting is slated for noon in Presidents Room at the Chamber office.     Board Chairman Mark Ray is slated to give a report on the Chamber’s personnel and board changes.     Chamber President Sandra Adams announced recently that she will be retiring as of the end of July after serving in that position for the past nine years.     Ray also is slated to discuss a request from the Ports-to-Plains Alliance for the ...