NDTV has accessed the evidence that Delhi Police is examining against Amar Singh in the cash-for-votes scam where BJP MPs were allegedly bribed to help the government win a trust vote in 2008. This is a letter written by Amar Singh to help Saxena's son get admission in a college. The letter clearly introduces Saxena as his secretary even though Amar Singh had claimed that he did not know anyone called Sanjeev Saxena. Saxena is the man caught on tape giving money to BJP MPs.
Here is a look at records of phone calls between Amar Singh and Sanjeev Saxena: