Correct the following sentence so that the ideas are expressed in parallel grammatical form.

Writing an effective argument involves being fair in your portrayal of the opposing views, trust from the reader, determination, and the ability to objectively evaluate your argument for flaws.

being fair fairness

You probably don't realize that 'Correct the following sentence' is an order to us.

In English culture, it's customary to say 'please' when you want someone to help you. Thank you.