I have to tell what is the purpose of this email an example: Miss Rockey’s email is to inform etc

Answer:
The purpose of Miss Rockey's email is to solicit for financial support
Explanation:
From the above, it's clear that Miss Rockey is soliciting for financial support. The recipient of the mail is urged/encouraged to donate for two causes:
1. Agape Villages Foster Family Agency
2. Ken Wedel Geo Science And Environmental Studies Scholarship
Therefore, Miss Rockey's is actually soliciting for financial support.