4 ms·
If the top categories apply for most people by default, then there's no reason to have people opt-in or track them.
by rch 6y ago
If the top categories apply for most people by default, then there's no reason to have people opt-in or track them.
- MattGaiser 6y agoThe general categories apply to everyone. The profitable subcategories are very specific, especially based on location and income.