The structural factors that keep this book selling appear to be its function as a modular performance tool, its unique emotional positioning, and a self-reinforcing educational cycle.

Compared to its peers, Fauré's Requiem uniquely balances artistic depth with practical accessibility. It is shorter and less technically demanding for amateur choirs than the Requiems of Mozart or Verdi, yet it is considered a cornerstone of the choral repertoire. This positions the score as a default choice for a vast market of non-professional ensembles.

The primary mechanism driving its sales is the performance cycle. Choirs, schools, and churches decide to perform the work and must purchase physical copies in bulk for their members. This creates a recurring, event-driven demand that is independent of typical publishing trends.

This structure shows remarkable resilience to era shifts. Its focus on consolation over damnation allows the work to be programmed in both sacred and secular contexts, from church services to memorial concerts. This adaptability ensures its continued relevance across changing cultural and religious landscapes in the Anglosphere.