When presenting to angel investors, it is important to understand the terms commonly used when evaluating an investment:

Definition of securities act of 1933 (1933 act)

Securities Act of 1933 or 1933 Act is a federal law which requires full and fair disclosures that must be filed with the SEC before securities can be offered for sale in interstate commerce or through the mail. The 1933 Act also contains antifraud provisions that apply to offerings of securities.