hard and fast rules in a sentence

Examples

1. :I don't think there's any hard and fast rule.
2. Jazz improvisers have rarely made hard and fast rules about where they get their material.
3. A : There is no hard and fast rule.
4. But success at attracting a big-time TV deal is not a hard and fast rule.
5. There are no hard and fast rules when budgeting for information technology ( IT ).
6. There's no hard and fast rules, " said DeLaney.
7. There cannot be a hard and fast rule that these two roles should be separated.
8. In the absence of hard and fast rules, each principal has a different approach and policy.
9. Home-style recipes, of which this is certainly one, do not hold to hard and fast rules.
10. Ramsey has said there are no hard and fast rules about who qualifies and who doesn't.