SciFi:

Goodbye Earth; replacement’s here.

Romance:

Kiss lasted; she didn’t.

Coming of age:

Taxes inevitable? What else!?

Historical fiction:

Cholera killed them all.

Historical nonfiction:

Consumption killed them all.

Fantasy:

Tolkien ripped off homage’d.

Erotica:

The double entendres tripled.

Repair manual:

Give up, buy another.

Horror:

There will be more.