A bit of formatting added.

Author: Colin Robertson

docs/how-to-report-a-problem-with-the-visual-cpp-toolset.md

@@ -276,10 +276,12 @@ To prepare to validate that the preprocessed file still reproduces the problem,
 
 Confirm that the preprocessed file still reproduces the problem, as above.
 
-#### Steps for C++ Modules repros
+### Preprocessed C++ Modules repros
 
 If you're using the Modules feature of the C++ compiler, there are some different steps required to create and validate a preprocessed repro.
 
+#### To preprocess a source code file that uses a module
+
 1. Capture the command line arguments used to build your repro, as described in [To report the contents of the command line](#to-report-the-contents-of-the-command-line).
 
 1. Open the **Developer Command Prompt** that matches the Visual Studio version and configuration architecture used to build your project.
@@ -294,7 +296,7 @@ If you're using the Modules feature of the C++ compiler, there are some differen
 
 1. In the developer command prompt console window, enter the command **cl /P** *arguments* *modulename.ixx*, where *arguments* is the list of arguments captured above, and *modulename.ixx* is the name of the file that creates the module interface.
 
-Finally, attach the preprocessed repros (filename.i and modulename.i) along with the .ifc output to your report.
+Finally, attach the preprocessed repros (*filename*.i and *modulename*.i) along with the .ifc output to your report.
 
 ### Link repros