Hi Daniel, thanks for the questions.
1. Yes, multiple domains are supported
2. Yes, you can target based on IDs
3. No Tableau or Amplitude integrations. We do support Snowflake which amplitude can export to.
4. We support segment as long as you have a data warehouse destination that we can connect to.
5. You own 100% of your data
6. No bandits currently
7. No limit on number of goals in an experiment
8. We can design a custom enterprise contract
9. Hundreds of companies using GrowthBook in production
10. Happy to go over some specific examples on a call