STAMFORD — The Board of Finance will begin hearing presentations on the 2017-18 budget this week. The first meeting is Tuesday, March 7, at 6:30 p.m., on the Board of Education $273 million budget request. The following day, March 8, the board will convene for its regular monthly meeting at 7 p.m. On Thursday, March 9, the board will meet with the voter registrars, town clerk, legal department and Water Pollution Control Authority on their requests at 6:30 p.m. All meetings are the Stamford Government Center Board of Finance conference room.