Press Control (CTRL) Up (the little button directly above the control button) and C (the letter C) The you'll get a grey bar come up in the top right hand corner of the game, type in rosebud, then enter it.
Then get the box up again (CTRL, Up and C) and type !;!; into the box, highlight it then press CTRL and C Then press CTRL and V as many times as you want (one !; = 1 thousand pounds) Right at the end of the cheat type a letter, any letter will do it doesn't matter. Then click enter, a message will come up saying no such cheat but you'll still get the money and you won't have to type !; again!!