Many of Linux distribution vendors offer classroom training, however, this is often very pricey and only works well for people that are already very technical – like programmers and technical support people that already have some kind of foundation in Linux. And if a vendor has a “basics” type of course – make sure that it will run on schedule and that you can go at a location near you. Some courses are on the training schedule, but never run!
Also, have a look at the catalog of a vendor to see the courses they offer and be sure to get a look at the training materials to see the content offered.
Do you find their Linux materials readable – or just more highly technical geek-speak that you’ve been trying to get away from?
At least one major Linux distribution (not mentioning any names here – call me
won’t even let you see their materials – or even see samples – and this is for a course that you’re paying thousands of dollars for!
What is this vendor afraid of?
Also, try to get to speak to the person that will actually be doing your training – and find out if you can understand what he or she is saying about what the course has to offer?

