Có ai giải thích được vấn đề này ko, 1 cách check mới chăng?
Campaigns must rember two points:
1. RR not too high.not too low. 80% will be safe
2. conversion numbers and users number should not have huge difference.
Campaigns must rember two points:
1. RR not too high.not too low. 80% will be safe
2. conversion numbers and users number should not have huge difference.