the indenting commands work the same way in vim with tabs or spaces -- either select a visual range and hit >, or hit >a} to indent a brace delimited block, or.

the indenting commands work the same way in vim with tabs or spaces -- either select a visual range and hit >, or hit >a} to indent a brace delimited block, or... well, you know the drill. the > or < compose in the same way you'd expect any other vim command to do.