DV lottery application forms can’t be submitted through paper entries from the year 2003. They can be submitted only through the American Government’s official web site when the web site open for to accept entries for the green card visa lottery program. But when you are using some agent, comany or law firms thay may ask you to fill the paper forms and send them back to them. Then they will submit the entries to the Green card lottery program when it accepts entries for the program.When someone apply on behalf of youself, you are the one responsible for all the content and if there is any fault occours you are the one responsible for it. It is important that you must have this online submited information as you will be requested to submit again if you are a winner. At the time if any thing is not matching with the online application and your visa application your visa application will be rejected.
Source: www.bbsnetting.com