4

The seems to be ambiguous, the excerpt itself contains ambiguous explanation:

Rule might refer to various things: business rules, JUnit rules, a rule of thumb, rules engines

Is there a need for this tag? What should be done?

closed as off-topic by CRABOLO, ShaWiz, Martijn Pieters, Monica Cellio, random Dec 26 '14 at 14:40

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "This question pertains only to a specific site in the Stack Exchange Network. Questions on Meta Stack Exchange should pertain to our network or software that drives it as a whole, within the guidelines defined in the help center. You should ask this question on the meta site where your concern originated." – CRABOLO, ShaWiz, Martijn Pieters, Monica Cellio, random
If this question can be reworded to fit the rules in the help center, please edit the question.

4

Doesn't seem to be a need for it...

Burninate!

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