By the way Definition 1 of 2Pro Tip 1/3Conversation Shift Signal for switching topics within a conversation without a direct connection. We'll catch up later. By the way, did you hear about the new cafe? Pro Tip 2/3Casual Insert Shows a laid-back approach when bringing up new information or asking a question. Nice weather today. By the way, where did you buy your bike? Pro Tip 3/3Subtle Reminder Introduces a point or reminder that may seem secondary but is still significant. I'll send you the report. By the way, the meeting is at 3 PM.