You are neither held back or forced to go faster than you wish. Workshops usually span about five-six weeks. These are CEU credits. There is no software to be installed. You do need to be able to send files in MSWord or WordPerfect or as an RTF file.
Contact can be through email, instant message, or chat room.
Students also have access to phone number in case they would like to speak to someone in person. No, you do not. You can begin your certificate study by enrolling in just one workshop it that suits your needs. It is always good to show that you have earned something when it comes to education. The certification and certificate validate your course of study.