Add notes on start of page 18

Author: CoderSales

documentation3/C01-TompsonBook-Start.md

@@ -2,6 +2,8 @@
 
 p.18
 
+Attempts
+
 ```bash
 cargo install-update -a
 
@@ -16,10 +18,35 @@ error: no such command: `install-update`
 
         View all installed commands with `cargo --list`
         Find a package to install `install-update` with `cargo search cargo-install-update`   
+```
+
+the following attempt ran without output
 
+```bash
 cargo search cargo-install-update
+```
 
+the following are correct attempts
+
+## Command
+
+```bash
 cargo install cargo-update
 ```
 
-installs cargo-update
+Installs cargo-update
+
+Produces many lines of output.
+
+## Command
+
+```bash
+cargo install-update -a
+```
+
+## Output
+
+No packages need updating.
+Overall updated 0 packages.
+
+____