All you need to do is pass on your referral code, which will look like something as follows; JOHNS1234
Then your friends need to sign up to the website via the link below;
It looks like this;
They then just have to enter the reference code into the referral code box. Once they join the website they will be sent a separate code for £25 discount code which they can use on their first booking.
And then once they book you will receive £25 credit in your account.
I hope this helps!