Long term survivors move from being a killer app to a killer platform.
Integrate external applications and service into you business application. For example, use iRows spreadsheet to show spreadsheets. No need to write your own. Integrate Google maps to show locations of products or services. Integrate skype into your address book to show who is online right now so you can chat with them.
Lease cubes for 20k per year. Give you infrastructure so you can start your own company.