Make Money Dangerously...
Gamble It !
If you frequently win at poker, or the horses etc... then theres money to be made online with a huge variety of online gambling sites available.
As a new member you'll be instantly offered a free £5 or £10 bet, or some type of offer to lure you in.
As with all types of gambling, it can become addictive, so caution should be taken at all times to gamble sensibly.
To be able to earn money from gambling you need to have some left to gamble with, therefore if you go a bit crazy and blow all your money, your earning potential will be zero, given the fact that you will have no further capital with which to continue to gamble further.