What are the important points to remember while using...

The important points to remember while using lambda expressions are:

A lambda expression can return a value. It may have parameters.
With the help of a feature called closure, it is possible to access variables that are present outside of lambda expression.
We should use closer feature very cautiously to avoid any kind of problems.
Lambda expressions are not used on the operator’s left side.
Curly brackets are not required if there is a single statement. However, if there are multiple statements, curly brackets and return values are essential to writing.

What are the important points to remember while using lambda expressions?