Our hypothesis was that the entry points into these tools were too small and hidden. Our first instinct was to make them bigger and more noticeable. So we experimented with new UIs that did just that.
To our surprise, this had the opposite effect! Usage of camera and conversation actually went down. So what was going on? When we dug in, we found that many people simply ignored colorful things below the main box, often assuming they were unimportant, especially as we had historically used that space to show feature promotion cards.