Typesetting and Formatting of books, magazine or advertisement matterial in InDesign is easy. But some time we face problems, errors like, when we finish a paragraph and press enter then the last line of paragraph do not fit in the paragraph style. It goes some down. It shows some extra space in it.
To fix this problem we need to do these steps.
Click before the "If you...." of second paragraph.
Now press Backspace.
Now again press Enter and break the paragraph again.
Your line spacing problem will be solved.