Would you consider having elocution lessons? Would you consider making your children have them if it's already too late for you?
Being well spoken helps one acquire a more prestigious and emotionally fulfilling careers. When I overhear young people on the bus and other forms of public transport- even if they are able to refain from swearing- I'm aghast at some of the regional accents I hear and find it hard to believe they will ever have an edifying career.