Theresa Breen (Halifax, NS) lost 5-4 to Julie McEvoy (Halifax, NS) in the Final of the Lakeshore Curling Club Cashspiel, held September 21 - 24, 2017 at the Lakeshore Curling Club in Lower Sackville, Canada. To advance to the championship game, Breen won 7-1 over Emily Dwyer (Halifax, NS) in the semifinals of the 2017 Lakeshore Curling Club Cashspiel in Lower Sackville, Nova Scotia, Canada;
 
Breen finished 3-0 in the 13-team qualifying round. . In their opening game, Breen defeated Kaitlyn Jones (Chester, NS) 5-4, then won 5-2 against Kristen MacDiarmid (Halifax, NS) and 8-2 against Colleen Pinkney (Halifax, NS) in their final qualifying round match.
 
. For week 7 of the event schedule, Breen did not improve upon their best events, dropping from 57th to 58th place overall on the World Ranking Standings with 61.987 total points. Breen ranks 264th overall on the Year-to-Date rankings with 0.000 points earned so far this season.