What do 4P and 3C in marketing mean respectively?

1.4P:

4P's marketing theory is summarized as a combination of four basic strategies, namely, product, price, channel and promotion. Because the English prefix of these four words is p, plus Strategy, it is called "4P" for short.

Second, 3C:

Customer (customer), competitor (competition) and change (change).

Third, for online marketing. 3C has different types of websites:

1, a content-based website, the universality of content has brought absolute traffic and a broad user base. Represented by Sina, this kind of website takes brand advertising revenue as its main income.

2. Community websites, whose traffic comes from providing different services for different segments of people, are highly targeted but less than content-based websites, represented by community websites such as Taobao and Ctrip, and their main income is advertising revenue and value-added business income.

3. E-commerce websites that generate traffic through users' continuous buying behavior or exert continuous influence on buying behavior have the smallest traffic but the highest commercial value, with Alibaba as a typical representative and earning income through online marketing and trading agents.