Fold and edit the features of this paragraph.
Characteristics of illegal financing:
First, without the approval of relevant departments according to law, including fund-raising without the approval of departments with approval authority; The department with the power of examination and approval approves fund-raising beyond its authority.
The second is to promise to repay the principal and interest to investors within a certain period of time. The form of debt service is mainly monetary, but there are also physical and other forms.
The third is to raise funds from unspecified objects in society. The "unspecified object" here refers to the public, not a specific minority.
The fourth is to cover up the essence of illegal fund-raising in a legal form.
5. Like illegal fund-raising, there are many ways to raise funds, and various criminal acts are intertwined.