There are many ways to recognize a fake lottery email:

Unless someone has bought a ticket, they cannot have won a prize. There are no such things as sms, email" draws or any other lottery where "no tickets were sold". This is simply another invention by the scammer to make the victim believe that they have won.
The scammer will ask the victim to pay a fee before they can receive their prize. All real lotteries simply subtract any fee and tax from the prize. It does not matter what they say this fee is for (courier charges, bank charges, various imaginary certificates — these are all made up by the scammer to get money out of their victim..

Hi,

I am kishore, i have received the mail in my yahoo ID : [email protected] that i won the prize money in. pounds how do i claim for it. pl z help me regarding the fraud statement and the claims

I recieved a message in my mobile on 7th Aug 09 saying ''YOUR MOBILE NUMBER WON(ONE MILLION POUNDS) FROM YAHOO/MSN LOTTERY HEAD IN LONDON, to claim your prize contact Dr.Mark Jude via email([email protected].
Is it true or is it a fraud ...? NO OFFENCE

Sab ko fudu banatay hay ji