What is another word for guidelines?

Here are some words that can be used as alternatives for "guidelines":

Formal:

* Principles

* Policies

* Standards

* Regulations

* Directives

* Instructions

* Criteria

* Parameters

* Specifications

* Requirements

Informal:

* Advice

* Tips

* Suggestions

* Recommendations

* Pointers

* Rules of thumb

* Best practices

The best alternative depends on the specific context and the level of formality you desire.