@danielmcclure on Twitter: "RT @NathanRufus: Learning the art of copywriting is (probably) the most important skill we can learn. That and list building!"

Last Updated: March 17, 2010

RT @NathanRufus: Learning the art of copywriting is (probably) the most important skill we can learn. That and list building!

https://twitter.com/danielmcclure/status/10624886749