When you start a new, blank document, you usually end up changing the font to Arial 11.5 point. How can you make these settings the default for this and all future new documents?

Open any document, change your font settings, and save as a template.
Create a macro that will change all fonts to Arial 11.5 point.
In a new, blank document, from the Font dialog box, make your changes and set as default for All documents based on the Normal template.
In a new, blank document, make your font changes and then save your document as a template.