Answer:
change of time
change of point of view
change of idea
change of place
change of step
Step-by-step explanation:
When you are writing you use the paragraphs to organize the ideas, to give a structure and sense for the message you want to convey, according to this every your should start a new paragraphs every time you change the main idea, it actually exist a technique that can help you to remember when to use a paragraph, it is called TiPToP, Ti for time, P for place, To for topic and P for person.