Migratory birds and weather elves always have advertisements.

Hello, are you greeting the birds? Is there any reason why the weather elves always have advertisements? The reason why migratory bird weather elves always have advertisements is because, like mobile phone big data, the pushed advertisements are all accurately positioned, and so are the pop-up advertisements of migratory bird weather elves. Advertisers can put it according to their own needs, while operators push it to computer users through big data. Migratory bird weather wizard is a service software that provides users with real-time weather forecast. In the software, users can master the latest weather changes.