Dear sir/ madam
I know you probably don’t have much spare time to read a letter from a complete stranger. However, I would like to work with you. I am nearly new on this freelance application but I have more than two years of experience about data entry as well as excel word processing, PPT and many more. I am strongly believe that I would able to efficiently with you. Moreover, as entry level position, you can offer me low cost from your usual price. I would happy to do that.
Thank You,