IS is basically a salesman, telephone or wechat. OS is that IS talks about the intended customers, and then gives them to OS colleagues for an interview or other paths to get a deeper understanding.
By setting different sales channels and coverage methods, give full play to the effects of direct sales, channels, domestic sales and export. IS is an invitation and OS is an achievement.
Extended data
4Is marketing theory: General enterprises will plan activities or vote on topics to bring benefits to fans, mainly including material and spiritual aspects, that is, things that can meet their inner needs. For example, Tmall Sina Weibo will regularly send merchants' promotional information and preferential activities.
At present, the foothold of Internet products is mostly focused on the word "entertainment", and interesting words, pictures and videos are used to show the content, especially on social media in the crushing era. Boring and official topics have been gradually abandoned by netizens, and if there are no interesting topics, netizens will stay away from them, and the content that has not been forwarded and shared will no longer have marketing value.
The reason why welfare is concerned and shared by corporate social media fans is also a catalyst to stimulate information exchange. Whether it is a topic or an activity, it needs to go deep into the hearts of netizens.
Baidu Encyclopedia -4Is Marketing Theory