John Moloney, former Junior Health Minister says promises made on the doorstep must be kept.
A former midlands Fianna Fail Junior Minister says if his party is to be taken seriously they can't change their mind about Sinn Fein.
John Moloney, who was Director of Elections for the party in Laois, says he and his canvassers committed to voters that they would not go into government with Mary Lou McDonald's Party.
Left wing parties are to meet later this week to see if a wide-ranging coalition could be formed.
Sinn Féin leader Mary Lou McDonald and People Before Profit's Richard Boyd Barrett will meet tomorrow.
He says he accepts that Sinn Fein has been given a mandate by the people but he says they can't renege on promises it made on the doorstep: