W atchdog groups have long decried product placements because they blur the line between content and advertising without adequately informing viewers. The networks themselves appear to be divided on how far they want to open the gate. According to one study, the effectiveness of product placem ent varies by product category and type of placement. Consumers indicate that product placements have the m ost influence on their grocery, electronics, and apparel purchases. The most common platform for a placem ent is to get a brand shown on a T-shirt or other piece of an actor's w ardrobe.164 What do you think about this practice? Under what conditions is product placement likely to influence you and your friends? When (if ever) is it counterproductive?