diff --git a/51-php/intro.md b/51-php/intro.md
index 85363a8..2c7d201 100644
--- a/51-php/intro.md
+++ b/51-php/intro.md
@@ -61,17 +61,31 @@ Paul wrote this letter because he wanted to do several things.
 ## Outline
 
 1. Greeting, thanksgiving and prayer (1:1-11)
+
 1. Paul's report on his ministry (1:12-26)
+
 1. Instructions
+
     a. To be steadfast (1:27-30)
+    
     b. To be united (2:1-2)
+    
     c. To be humble (2:3-11)
+    
     d. To work out our salvation, and God working in you (2:12-13)
-    e. To be innocent and light (2:14-18) 
+    
+    e. To be innocent and light (2:14-18)
+    
 1. Timothy and Epaphroditus (2:19-30)
+
 1. Warning about false teachers (3:1-4:1)
+ 
 1. Personal instruction (4:2-5)
+ 
 1. Rejoice and do not be anxious (4:4-6)
+
 1. Final remarks
-    a. Values (4:8-9)  
+
+    a. Values (4:8-9)
+    
     b. Contentment (4:10-20)