Commonwealth Bank said it would increase its fee on excess Eftpos transactions, and more than double its fee-free threshold.From August, the bank will increase its Eftpos transaction fee by 67 per cent, to 50 cents from 30 cents, for customers who exceed either five or 15 monthly electronic purchases. CBA has also increased from $20,000 to $50,000 the level of the "banking relationship" the total of savings and borrowings with the bank that a customer must have in order to be exempted from account keeping fees.Daily Telegraph