There are many types and opinions vary about what should be done and when.
The Sun
When it comes to 'good football', opinions vary.
Times, Sunday Times
Opinions vary between former executives as to when the company woke up to the power of the web.
Times, Sunday Times
After that, opinions vary, with some voices warning of future rises.
Times, Sunday Times
Opinions vary about whether entrepreneurs are born, bred or - the most likely scenario - are a combination of both.
Times, Sunday Times