taking credit card payments.
based on 2 years, taking cc payment of £100 twice a day 5 times a week with 50% credit card and 50% debit card
total cost to you presuming you don't surcharge your customers which you will do but heres the cost.
the contenders
adalante terminal
adalante mobile phone
payatrader
put these costs in order
£1700, £1900 , £2700. you might be surprised.