The image should appear next to or below your text. Keep in mind that some fonts may not display properly on the email recipient's computer, depending upon the fonts you use and the fonts they have. Pasting from another application will maintain the text's font, size and style, if that is something you need or desire. You can also paste your text from another application, like Microsoft Word, Apple Pages or Apple TextEdit.
This button is represented by a square containing a plus (+) sign.
Choose the 'Signatures' option of the Mail Preferences window.This can be done by selecting it from the Mail menu bar option or by using the 'Command - ,' keyboard shortcut, which simply consists of pressing ⌘ +, at the same time. Once the Mail program has launched, open the Mail application Preferences.