 She has written editorials urging Maryland to enact same-sex marriage and worked with several national LGBT organizations to affirm marriage equality on Maryland's Question 6 referendum.Mizeur's floor speech during the 2011 debate on the Civil Marriage Protection Act went viral after it was picked up by national LGBT blogs.In 2010, Mizeur introduced the Maryland Open Government Act which sought to post General Assembly committee votes online; eliminate an $800 fee and enable free public access to the General Assembly's "up-to-the-minute" bill tracking service; post General Assembly committee agendas a day in advance; webcast committee hearings; and bring greater transparency to the proceedings of the state Board of Public Works.