Table 1.

Categories of issues likely to contribute to successful implementation

Categories	Relevant issues to consider
Attributes of innovation	Room to modify the innovation to suit local needs Ability of end users to see results of intervention
Attributes of the resource team	Effective leaders that command authority and respect Have understanding of the socio-economic environment of implementation. Training capacity Close physical proximity to the resource team
Attribute of the user organization	Have appropriate technical capacity to implement it. Stable and Effective leadership Perceives need for the innovation Linkages and networks both inside and outside the organization are more likely to ensure innovations become part of the user system
Scaling up strategy	Strategies that allow learning and managing local context
External Context	Taking advantage of policy windows such as drug policy changes with adequate communication Adapting to implementation environments (bureaucracy, socio- economic and cultural contexts).