Question: is this a 2) strong advice, 1) weak advice 0) no advice?

In summary, the current results with cannabis users trying to change are very similar to those of our prior study of daily cannabis users (Hughes et al, 2008) and our prior studies of tobacco smokers using the same methodology (Hughes JR et al, 2014c; Peters & Hughes, 2009; Hughes et al, 2013). 
user
This is no advice
assistant