Neuroluma helps me establish a perspective. This begs the question, I might be a bit short sighted on that. That's the recommended safe limit, and I would definitely advise sticking to that limit. There are a narrow scope of reactions on this topic.I
There is a promotional bottled water that comes cheap, however, not way ideal in promoting your brand. If necessary, choose paying out more than your allocated budget as long as it will help and work best for your whole campaign. But, set your limit.