As Congress attempts to ban TikTok in the United States, the app is fighting back—attempting to mobilize its 170 million American users to call Congress and oppose the bill. But it’s not the first tech platform to leverage its army of users against proposed legislation. Here’s what TikTok likely learned from Uber and AirBnB’s similar legal battles. Next, brainstorming meetings: We’ve all been in ones that are dominated by one or two of our loudest, most extroverted colleagues. For all the non-extraverts out there, here are five ways to make sure everyone’s ideas are heard.