General Irony:
* "The Ultimate Guide to Failure"
* "Happiness Guaranteed"
* "Easy Living"
* "The Art of Being Unoriginal"
* "Everything You Need to Know About Nothing"
* "The Secrets of the Unknowable"
* "The Complete Guide to Being Incomplete"
* "Living in the Moment, One Second at a Time"
* "The Joy of Misery"
* "The Perfect Imperfection"
Situational Irony:
* "Escape From Paradise"
* "The Truth About Lies"
* "The Last Man on Earth" (about a lonely person in a crowded city)
* "A Guide to Happiness for the Terminally Ill"
* "The World's Greatest Spy: A Memoir by the World's Worst Spy"
* "The Most Important Thing You'll Never Learn"
* "The Unbreakable Bond" (about a couple constantly fighting)
* "The Perfect Crime" (about a crime that is easily solved)
Dramatic Irony:
* "The Innocent Killer"
* "The Faithful Betrayal"
* "The Wise Fool"
* "The Unseen Witness"
* "The Unexpected Hero"
* "The False Hope"
Humorous Irony:
* "The Best Book You'll Never Read"
* "My Life As a Vegetarian (But I Really Like Meat)"
* "The Ultimate Guide to Bad Decisions"
* "How to Make Friends and Influence Nobody"
* "The Art of Saying No (Without Saying No)"
Remember: The effectiveness of an ironic title depends on the context of the book itself. The irony should be clear to the reader, but not overly obvious or forced.