Blog Apartment Therapy points out what a great choice swag lighting is for renters: Overhead Lighting for Renters: Swag Lamps.
The post mentions how easy it is to install swag lighting; all you need is a ceiling hook to hang the lamp and there's no worry about electrical wiring. When you move, take the swag light with you and change back the ceiling with just a minor patch and paint job.
Swag lighting collection.