The spaces between paragraphs (and between bullets in a list) should not be forced using hard returns. Instead, your paragraph style should contain the desired spacing values. For similar reasons, use padding instead of empty cells when spacing out a table.
NOTE: Using hard returns to create spaces between paragraphs mean that a user may accidentally alter the document layout by deleting the space between two paragraphs.
Paragraph spacing done via styles
The spaces between these paragraphs cannot be altered without updating the paragraph style.
Paragraph spacing done via hard returns
Paragraph characters may be accidentally deleted during translation, causing layout issues.