Online application doesn't follow Telkom T&C

<p>Telkom standard T&C clause 6.5.2: All monies payable by the Customer to Telkom shall be paid at the election of the Customer by cash, by way of monthly debit order, by cheque or by way of an EFT, which payment by whatever mode must be made timeously ....</p> <p>Then why can I not submit my application online without providing my bank details? (for a month to month fixed line no less)</p> <p> </p>