Tweaking formatting of help output; adding `nvm exec` example.
diff --git a/nvm.sh b/nvm.sh
index 969af37..54ec117 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -531,31 +531,32 @@
       echo "Node Version Manager"
       echo
       echo "Usage:"
-      echo "    nvm help                    Show this message"
-      echo "    nvm --version               Print out the latest released version of nvm"
-      echo "    nvm install [-s] <version>  Download and install a <version>, [-s] from source. Uses .nvmrc if available"
-      echo "    nvm uninstall <version>     Uninstall a version"
-      echo "    nvm use <version>           Modify PATH to use <version>. Uses .nvmrc if available"
-      echo "    nvm run <version> [<args>]  Run <version> with <args> as arguments. Uses .nvmrc if available for <version>"
-      echo "    nvm current                 Display currently activated version"
-      echo "    nvm ls                      List installed versions"
-      echo "    nvm ls <version>            List versions matching a given description"
-      echo "    nvm ls-remote               List remote versions available for install"
-      echo "    nvm deactivate              Undo effects of NVM on current shell"
-      echo "    nvm alias [<pattern>]       Show all aliases beginning with <pattern>"
-      echo "    nvm alias <name> <version>  Set an alias named <name> pointing to <version>"
-      echo "    nvm unalias <name>          Deletes the alias named <name>"
-      echo "    nvm copy-packages <version> Install global NPM packages contained in <version> to current version"
-      echo "    nvm unload                  Unload NVM from shell"
+      echo "  nvm help                              Show this message"
+      echo "  nvm --version                         Print out the latest released version of nvm"
+      echo "  nvm install [-s] <version>            Download and install a <version>, [-s] from source. Uses .nvmrc if available"
+      echo "  nvm uninstall <version>               Uninstall a version"
+      echo "  nvm use <version>                     Modify PATH to use <version>. Uses .nvmrc if available"
+      echo "  nvm run <version> [<args>]            Run <version> with <args> as arguments. Uses .nvmrc if available for <version>"
+      echo "  nvm current                           Display currently activated version"
+      echo "  nvm ls                                List installed versions"
+      echo "  nvm ls <version>                      List versions matching a given description"
+      echo "  nvm ls-remote                         List remote versions available for install"
+      echo "  nvm deactivate                        Undo effects of \`nvm\` on current shell"
+      echo "  nvm alias [<pattern>]                 Show all aliases beginning with <pattern>"
+      echo "  nvm alias <name> <version>            Set an alias named <name> pointing to <version>"
+      echo "  nvm unalias <name>                    Deletes the alias named <name>"
+      echo "  nvm copy-packages <version>           Install global \`npm\` packages contained in <version> to current version"
+      echo "  nvm unload                            Unload \`nvm\` from shell"
       echo
       echo "Example:"
-      echo "    nvm install v0.10.24        Install a specific version number"
-      echo "    nvm use 0.10                Use the latest available 0.10.x release"
-      echo "    nvm run 0.10.24 myApp.js    Run myApp.js using node v0.10.24"
-      echo "    nvm alias default 0.10.24   Set default node version on a shell"
+      echo "  nvm install v0.10.32                  Install a specific version number"
+      echo "  nvm use 0.10                          Use the latest available 0.10.x release"
+      echo "  nvm run 0.10.32 app.js                Run app.js using node v0.10.32"
+      echo "  nvm exec 0.10.32 node app.js          Run \`node app.js\` with the PATH pointing to node v0.10.32"
+      echo "  nvm alias default 0.10.32             Set default node version on a shell"
       echo
       echo "Note:"
-      echo "    to remove, delete, or uninstall nvm - just remove ~/.nvm, ~/.npm, and ~/.bower folders"
+      echo "  to remove, delete, or uninstall nvm - just remove ~/.nvm, ~/.npm, and ~/.bower folders"
       echo
     ;;