Optimizing delivery of health care interventions

INTERVENTION: GP practices will be randomised to one of 8 groups. All participating health professionals within each practice will be in the same group. Each will be given either training and support; financial reimbursement; referral to an internet‐based brief intervention package [e‐BI]; or a combination of the former strategies or none (i.e., control group). Follow Up Length: 6 months CONDITION: Primary Care Research Network for England: all Diseases ; Not Applicable PRIMARY OUTCOME: Screening rates and brief advice rates mesaured at baseline and followed up after 4 weeks, 8 weeks, 12 weeks. SECONDARY OUTCOME: No secondary outcome measures INCLUSION CRITERIA: 1. GP practices will have an approximate size of 5,000‐20,000 registered or listed patients. Eligible health care providers will include any fully trained medical practitioner, nurse or practice assistant with a non‐temporary employment contract, working in the GP practice and involved in medical and/or preventive care. 2. Male and female participants 3. Aged 18 years and above