The least effective way to deliver feedback is often verbally. (entrepreneur.com)
This is often the least effective way to redeem your rewards, since the value of the merchandise rarely compares to the cash or cash equivalent you receive. (wisebread.com)
We acknowledge that there are genuine security concerns and encourage governments to be stewards of safety, but we also observe that choosing to come to North America as refugees would be among the least effective ways for those who intend to do us harm. (christianitytoday.com)