Readability updates.

docs/source/initial_setup.rst

@@ -29,16 +29,20 @@ so that it can talk with the wireless radios.
 #.  In order for the update to take, we need to reboot once again
 
 #.  Now we install and setup permissions for the SPI device. This involves removing the 
-    spi module from the blacklist.  To do this uncomment the ``#blacklist spi-bcm2708`` line
-    from the ``/etc/modprobe.d/raspi-blacklist.conf`` file.   Then add ``spidev`` to the 
-    ``/etc/modules`` file
+    spi module from the blacklist.  To do this uncomment the following line 
+        ``#blacklist spi-bcm2708``
+    from the ``/etc/modprobe.d/raspi-blacklist.conf`` file.   
+
+    Then add the following line to the ``/etc/modules`` file
+        ``spidev``
 
     The last step for setting up SPI involves changing some permissions, so we can use SPI
     without being root.  To do this run the following lines::
         
         $sudo groupadd -f --system spi
         $sudo adduser pi spi
         
+        
     Finally, as root (sudo) create a file called ``90-spi.rules`` in the ``/etc/udev/rules.d/``
     directory with the following contents.::