Building a drum smoker can be fun and very rewarding. You're building one of the best types of smokers available. AmazingSmokers.com offers a full vortex smoker build kit where all you have to do is paint and bolt parts on for a super easy build. Others like to use parts and build their own smoker.
Here is a 18 page guide on how to build/assemble a Vortex charcoal smoker using a full build kit or pick and choose individual parts.