When dividing a heading in an outline, it should be divided into
single-syllable words
two or more parts
pieces of sentences
four or five phrases

The way of developing and arranging ideas formally is referred to an outline. To see if the ideas are connecting with each other and to help organize the ideas is the purpose of an outline.

Hence, when dividing a heading in an outline, it should be divided into two or more parts. For instance, "Compile Résumé" , should be divided into three parts i.e, list of work experience, relevant coursework, and volunteer experience.

the two sonnets of sidney most closely follows the division between the octave and the sestet are the astrophel and stella sonnets.