The Welcome Pack’s Terms and Conditions include this one : -
16.2.4. Cancellation: If the sign up to Bulb by the Referred Friend is subsequently
cancelled, this will result in the cancellation of the Referrer’s Reward and the
Referred Friend’s Reward.
For how long is this relevant ? As Bulb do not charge exit fees, is there a minimum amount of time that a referred friend must stay with Bulb before switching ?