From within your 123vISP Control Panel, click user, then signup.

You will be presented with a list of product catagories. You then click the arrow for the required catagory.

If you want to pay by VDC, (123vISP Partners ONLY) then place a tick in the VDC box at the top of the page, at the end of the signup process you will be then asked to put in your VDC pin.

If you do not place a tick in the box then you will be asked for the card details and/or direct debit details.

PLEASE let us know if you have any further questions by raising a ticket at  http://support.123vISP.co.uk/
(If you could word your question really well then we can encapsulate it into a new KB article?)

123vISP Team