Can someone please help me answer these questions regarding the e-commerce fashion brand "Shein"?

1. What is Shein`s Revenue Model? Explain in detail how it works.

2. Visit Sheins website and discuss its website Usability. Website: https://www.shein.com/

3. Define the target market of Shein. Include demographics and psychographic. (Include at least 1 persona/avatar representative of your primary and/or secondary markets.)

4. What traditional and online marketing strategies and tactics are Shein using to reach their target market? Provide examples (screenshots of ads, etc).

5. Comment on effectiveness and if you think additional methods should be used. What are they?