I know that you can overpay by up to 10% on outstanding balance yearly but does this have to be one lump sum per year or can you make as many adhoc payments as you wish.
I think I could just request an additional regular amount but my overpayments may be a bit lumpy(!) during the year
I think I could just request an additional regular amount but my overpayments may be a bit lumpy(!) during the year