Apply all the pieces of advice that you see here. It is essential that you highlight the most relevant pieces of information about yourself that could make you different from others.
If you have tons of experience for a particular job position, highlight your achievements and responsibilities. On the other hand, if you have no experience, then talking more about education and adding shadowing on resume will be helpful.
Your resume must be eye-pleasing! That means you should use the best font and structure the document appropriately. Despite that, spelling and grammar mistakes must not exist! If you are not an experienced resume writer, you can always hire an expert that will review the document.