This app, "SAS course: SAS Macros", is one of a series of SAS course eBooks, illustrated by code samples which can be sent by email directly from the app. It is designed to encourage users to contribute topics some of which will be included in future versions of the app. There are controls to select specific topics, move to the previous or next topic, decrease or increase the font to suit the user's preference, and send emails requesting topics not yet included in that version of the eBook.

The topics included are:
1. Introduction
2. About the Author: Philip R Holland
3. [G1] What is a SAS macro and what is a SAS macro variable?
4. [G2] %MACRO & %MEND
5. [G3.1] Calling macros: Introduction
6. [G3.2] Calling macros: Autocall and SASAUTOS
7. [G3.3] Calling macros: SASMACR catalog
8. [G4] Macro statements
9. [G5.1] Macro variables: Introduction
10. [G5.2] Macro variables: Automatic system variables
11. [G5.3] Macro variables: %LET
12. [G5.4] Macro variables: CALL SYMPUT
13. [G5.5] Macro variables: PROC SQL SELECT INTO
14. [G5.6] Macro variables: Scope
15. [G5.7] Macro variables: Resolving
16. [G6.1] Macro functions: Introduction
17. [G6.2] Macro functions: Using Data Step functions