You'll need:
- A laser cutter
- Kapton film, I like the 2 mil thick 1 ft square sheets from McMaster-Carr
- Solder paste such as Kester No-Clean
- PCB layout software (well, thats how I do it) - this example will use EagleCAD
- Pentalogix ViewMate Gerber viewer software
- PDFCreator or some other free PDF printer