Keep your Windows install clean: don't install any software. Instead, use Liberkey, it will install portable editions of all applications you need. Automatic updates ; no need to reinstall all apps if you reinstall Windows ; can be installed on a USB key.
It's a must, much better than Portable Apps with more apps.
Simply the best webmail. No need for an email software anymore.
Keep your Windows install clean: don't install any software. Instead, use Liberkey, it will install portable editions of all applications you need. Automatic updates ; no need to reinstall all apps if you reinstall Windows ; can be installed on a USB key. It's a must, much better than Portable Apps with more apps.