FrameBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies default settings.
NotebookBrowseDirectory is a global option that determines the current working directory.
PageFooterLines is an option for notebooks that specifies whether a horizontal line is inserted at the bottom of each page when the notebook is printed.
PageHeaderLines is an option for notebooks that specifies whether a horizontal line is inserted at the top of each page when the notebook is printed.
PalettePath is a global option that specifies which directories Mathematica searches for palettes on startup.
PrintingCopies is an option for notebooks that specifies the number of copies of a notebook printed when a print command is given.
Saveable is an option for notebooks that specifies whether a notebook can be saved.
SpanLineThickness is an option for selections that specifies the thickness in printer's points of line-spanning characters such as \[Backslash][VerticalLine] and ...
SpanMaxSize is an option for selections that specifies the maximum size of spanning characters such as parentheses and brackets.
SpanMinSize is an option for selections that specifies the minimum size of spanning characters such as parentheses and brackets.