blog can be private, as in most cases, or it can be for business or not-for-profit organization or government purposes. Blogs used internally, and only available to employees via an Intranet are called corporate blogs. Companies use internal corporate blogs enhance the communication, culture and employee engagement in a corporation. Internal corporate blogs can be used to communicate news about company policies or procedures, build employee esprit de corps and improve morale. Companies and other organizations also use external, publicly accessible blogs for marketing, branding, or public relations purposes. Some organizations have a blog authored by their executive; in practice, many of these executive blog posts are penned by a ghostwriter, who makes posts in the style of the credited author. Similar blogs for clubs and societies are called club blogs, group blogs, or by similar names; typical use is to inform members and other interested parties of club and member activities.