Adding to what others have said, look for an industry that either interests you or is somewhat a laggard. Get some domain experience and the ideas will flood y

Adding to what others have said, look for an industry that either interests you or is somewhat a laggard. Get some domain experience and the ideas will flood you. There are obvious benefits to an area where the pace is slow and the practitioners are not stellar, fewer HNers to compete with. Be aware of the sales cycle though. Government has multiple crying needs, but it can take years to make a sales.