Then your friend should choose our Endless Data plan or £20 100GB 150GB plan and stick with it for 2 months.
Then your friend should choose our £15 30GB 75GB plan and stick with it for 2 months.
Then your friend should choose our £12 20GB plan or £10 15GB 30GB plan and stick with it for 2 months.
Join zilch via my link and we both get 15£ free when you sign up and you make your first purchase. Remember to activate bonus so that it can be taken off your first order. You could just "purchase" a £15 Amazon voucher for yourself and the cost would be all covered by the bonus points, hence earning £15. Or just make another purchase with Zilch and 15£ will be deducted from your total cost of the purchase.