Single mum money mistakes (and how not to make them).Stress, finances and single parenthood:  A complex concoction which can bring out the worst in any single mother.According to statistics (thanks Bureau of Statistics):‘Roughly 37% of single mothers live on an income predominantly from employment income, compared to 50% living mostly on Child Support and/or Centrelink.  The remaining receive income from various sources.’To generalise, the majority of single mothers have one income to bring up their family.  Which lets face it,…