Kapp Notes: Comparing 2D and 3D Synchronous Learning
eLearn: Best Practices - Sound Your Best in Virtual Trainings
Tips for using your voice effectively in webinars or for recording audio for e-learning
eLearn: Best Practices - Tips for Effective Webinars
Practical tips for webinars, mostly logistic issues that you might not think about if you're not used to presenting online
Keeping Participants' Attention In Global Virtual Classrooms - Learning Circuits - ASTD
Activity ideas for virtual instructor-led training