How To Write A Check No Memo Line . >through to the check image. Merchants mark up checks all the time, so it's not a biggie. New Jersey woman gets sued for writing 'adult child support' on memo from www.nydailynews.com This is where you write the name of the person or business the money order is going to. Clearly write the name of the recipient in the pay to or pay to the order of space. Do you mean there is no memo line on your check?