The fish caught by "casting a wide net" may not be your target user, ws number list attracting 10 users to sign up, only to find that only one remains. The popular python advertisement in the circle of friends is such an example, "friends who work in institutions, younger ws number list siblings who have just graduated from college, cute pet bloggers, game anchors, etc.
Have all received this", but what attracts everyone is not Python, but the ws number list comments under the advertisement, for a time, formed the illusion of "national comments". Simple and crude subsidies may be useful, but very dangerous. Because ws number list subsidies are easy to operate, they are easy to be copied by peers. You subsidize one yuan, and I subsidize one yuan for five, so vicious competition begins, and money is burned regardless of cost, regardless ws number list of input-output ratio. Once capital does not follow up and invest, it will lead to funds
The chain breaks and it dies quickly. The following is the change of customer ws number list acquisition cost of three representative products in the e-commerce industry. We can find that the customer acquisition cost in 2021 will increase significantly compared with the ws number list previous years.