The phrase "advertise courses" is correct and usable in written English.
You can use it when discussing the promotion or marketing of educational courses to potential students or participants.
Example: "Our institution plans to advertise courses in various subjects to attract more students for the upcoming semester."
Alternatives: "promote classes" or "market programs".
In Variety, Scientology has advertised courses promising to help aspiring actors "make it in the industry".
This six-channel video installation was inspired by posters advertising courses in "accent elimination" that the artist encountered around New York.
University of Southern California departments compete among themselves for students (and tuition dollars) by advertising courses like one on Shakespeare that doesn't require reading.
Games like Warcraft could be used to advertise technology courses, graphic designer jobs and strategic industries in much the same way that Facebook advertises campaigns and parties.
Bryan continued to teach advertising courses until 1929.
She took advertising courses from Columbia University's extension service, now called the School of General Studies.
In 1921, she became an instructor for advertising courses offered by the Extension Division of the YMCA.
"I think that's more immoral than this billboard". The environmental art undergraduate said his work is influenced by a four-year stint on advertising courses in Leeds, his home city, and Glasgow.
After college she told her parents that she wanted to be a writer, but she said that her father insisted that she "learn something to fall back on" to support herself, so she took advertising courses at the Columbia University School of Business.
After college Miss Welty told her parents that she wanted to be a writer, but she said that her father insisted that she "learn something to fall back on" to support herself, so she took advertising courses at the Columbia University School of Business.
