Yes, "applying directly" means that I went to the company's website, found the job opening, and applied from there. Generally that approach involved more research because I was actually able to browse their website and see exactly what they do.
When I say "emailing through Craigslist", I mean that the job listing did not have the name of the company, so my only option was to email them through CL.
When I say "emailing through Craigslist", I mean that the job listing did not have the name of the company, so my only option was to email them through CL.