1 files changed, 12 insertions, 1 deletions
diff --git a/README.md b/README.md
index 272a784..e6e23c1 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 A prototype version.
 
-# How to try
+## How to try it out
 
 Install Rust, then:
 ```
@@ -19,3 +19,14 @@ And the same in the other test directory (one can also call `run` directly):
 cd tests/2
 ../../target/debug/fpm run
 ```
+
+## Development Details
+
+The command line interface (CLI) program `fpm` is build according to the
+following Rust CLI tutorial:
+
+https://rust-cli.github.io/book/index.html
+
+and the user API is inspired by Cargo. Here is Cargo project layout:
+
+https://doc.rust-lang.org/cargo/guide/project-layout.html