Contentions
	n OSS costs less than proprietary software n OSS licensing is easy n OSS is more reliable, fewer bugs n OSS can be customized n OSS is more secure n OSS is better because it uses open standards n OSS is by and for a community n Proprietary software has better support n OSS is difficult to install, distribute, migrate to n OSS avoids vendor lock-in n OSS reuses software elements efficiently n Proprietary software developers have better resources