In the article
Document Assembly, Seth G. Rowland and Rose Rowland of legal technology consultancy
Basha Systems, LLC summarize that "document assembly software comes in two flavors: buy or build." Purchasing an off the shelf solution may get you up and running quickly but can limit your ability to incorporate your own work product. Customizable solutions like HotDocs and DealBuilder allow for the standardization of more complex documents. Additionally,
DirectLaw by Epoq allows you to integrate form building applications into your existing law firm website. This enables a practice to earn money by providing the electronic forms that many "do-it-yourselfers" complete and file without hiring an attorney.