“…Although there is growing international literature surrounding the effectiveness of various mental health promotion campaigns (Dietrich, Mergl, Freudenberg, Althaus, & Hegerl, 2010;Rix et al, 1999) and strategies (Highet, Luscombe, Davenport, Burns, & Hickie, 2006;Wright, McGorry, Harris, Jorm, & Pennell, 2006), few have focussed on the impact of direct mail in this context specifically. Furthermore, the factors that are likely to impact on effectiveness of direct mail as a vehicle for health/mental health promotion are not known.…”