REAME.md: Ongoing addition of content.

Signed-off-by: Jan Lindemann <jan@janware.com>

README.md

@@ -159,7 +159,8 @@ Good luck!
   implemented.
 
 - If you want GNU Make to do what it's designed for for your custom task, i.e.
-  do the right thing based on file modification times, do the following:
+  do the right thing based on file modification times, do the following, for
+  example:
 
         TOPDIR                 = ../..
       
@@ -176,7 +177,7 @@ Good luck!
         clean: clean.my-creation
         distclean: clean
       
-        $(MY_CREATION): $(MY_CREATION_INPUT)
+        %: %.tmpl
                 bash ./my-special-stuff-creator.sh $< > $@.tmp
                 mv $@.tmp $@
         clean.my-creation:
@@ -199,7 +200,8 @@ Good luck!
       toplevel directory, and to the proper target root during package creation.
     - Using the intermediate `$@.tmp` is a good idea in case
       `my-special-stuff-creator.sh` can fail.
-    - See `info make` for what the `|` pipe - symbol is for.
+    - See `info make` for how pattern rules work (`%`), what the `|` pipe -
+      symbol is for and all that jazz. If you don't know already.
 
 - If you want to add arbitrary tasks to the build run, consider the following
   makefile: