If this is done at the very start, a bonus £1,000 is added to the jackpot.
By it's very nature a bonus is added.
On completing a screen a bonus is added to the score, proportional to the amount of energy remaining.
Other bonuses and features were added and removed throughout the run.
If any were the last card of a word, a 50-point bonus is added.
The value of the fund grows as bonuses are added.
A terminal bonus may also be added to the fund.
Once a reversionary bonus is added it cannot be removed from the policy.
When the policy matures, a final bonus may be added to reflect the policy's share of profits which have not yet been distributed.
This factors do take effect after all other bonuses are added.