Your ISP might have something simple where you could just fill in some blanks. A lot of companies, including some VC firms, have just gone to Facebook and used

Your ISP might have something simple where you could just fill in some blanks. A lot of companies, including some VC firms, have just gone to Facebook and used it. Could try any of the blog hosting means. Probably don't want to run your own computer and, thus, if it is running Linux or not will be irrelevant at your level.