Page
ParagraphsA blank line between them, or a book's indent
TextA paragraph aligned in the bar keeps its own
Typing
Quotation marksWhat the quote keys type
Spell checkYour browser's red underlines
Google Docs
Write in your Google Docs hereWhat you type goes into the document itself, through Google. Off: a Google Doc shows read only.
Automatic substitution
What you type under Replace becomes what's under With as soon as you type the next character. Backspace or Undo straight after puts back what you typed.