If you haven't heard of Creative Live, you are missing out! They put on free online workshops/seminars. There have been some awesome sessions from Zack Arias and Jasmine Star just over the last few months.
There are a couple more coming up, Posing and Lighting with Bambi Cantrell on March 18th and Building your Wedding Photography Business with Jasmine Star on April 8th.
There are plenty more workshops scheduled so go check it out: Creative Live