4 月 26 日是知识产权日，为此 lynda.com 将两门与知识产权有关的课程限免，它们分别是 Photography and the Law: Understanding Copyright 以及 Intellectual Property Fundamentals。
获取地址：
Photography and the Law: Understanding Copyright：http://www.lynda.com/Design-tutorials/Photography-Law-Understanding-Copyright/160107-2.html
Intellectual Property Fundamentals：http://www.lynda.com/Business-Business-Skills-tutorials/Intellectual-Property-Fundamentals/165636-2.html
截止时间：4月28日16时