What are the pros and cons of using executive orders to implement the president's policy agenda?

Executive orders are orders given by the president to enact his will over a certain situation.

In some instance it requires the enaction of federal law before an executive order. When the order is given it yields it result such that the agenda is achieved.

The congress has little to do when an executive order is given

Cons

Its makes things unclear

Some matter or issues should pass through legislative approval for proper scrutining and details such that an executive order is not the best because details will not be provided.