Fixde typo on index and added in some more info

docs/commands.md

@@ -1,47 +1,56 @@
 #Commands
 
-##Files
+## Files
+
+Commands that can be used for reading and manipulating files
+
+### tail
 
-###tail
 `tail` by default reads the last 5 lines of the input file and then exits
 
 | Useful Flags         | Function      |
 | ------------- |:-------------|
 | -n *x*          | Returns the last x lines of a file |
-| -f     		| Follows the end of the file, so any new data will be printed out to the screen |
+| -f              | Follows the end of the file, so any new data will be printed out to the screen |
+
+### head
 
-###head
 `head` by default reads the first 5 lines of the input file and then exits
 
 | Useful Flags         | Function      |
 | ------------- |:-------------|
 | -n *x*          | Returns the first x lines of a file |
 
-###awk
+### awk
+
 `awk` is used to extract, layout and modify data using the command line (It is way more then this but its all I use it for)
 
-###sed
-`sed` is the '**S**tream **ED**itor' you can use to to modify files via commands and scripts using patterns, an [example](examples/seddnszone.md) can be seen here
+### sed
 
+`sed` is the '**S**tream **ED**itor' you can use to to modify files via commands and scripts using patterns, an [example](examples/seddnszone.md) can be seen here
 
 | Useful Flags         | Function      |
 | ------------- |:-------------|
 | -i            | In-place, writes the changes to the file |
-| -f     		| Use a script file instead of reading the expression from STDIN      |
+| -f            | Use a script file instead of reading the expression from STDIN      |
 
+### grep
 
-###grep
 `grep` is used to match text in a file, 
 
 | Useful Flags         | Function      |
 | ------------- |:-------------|
 | -o            | Returns only the matched data (Useless without regex really) |
-| -E     		| Allows extended regex to be used in the search, [regex info](/regex)|
-| -P 			| Allows the use of Perl regex, this uses a different syntax to -E |
-| -i 			| Makes the search case insensitive |
-| -r 			| Searches files recursively (i.e if you have quite a few files and folders it will search through all of them) |
-| -l 			| Returns the filename where the data was matched instead of the matched data |
+| -E            | Allows extended regex to be used in the search, [regex info](/regex)|
+| -P            | Allows the use of Perl regex, this uses a different syntax to -E |
+| -i            | Makes the search case insensitive |
+| -r            | Searches files recursively (i.e if you have quite a few files and folders it will search through all of them) |
+| -l            | Returns the filename where the data was matched instead of the matched data |
 
 Some examples of grep usage can be found [here](/examples/grep)
 
-###rev
+### losof
+
+`lsof` is a command that will show you what processes have specified file open currently you can see an example [here](/examples/lsof)
+
+### rev

docs/examples/grep.md

@@ -1,2 +1,2 @@
-#Grep examples
+# Grep examples
 

docs/examples/lsof.md

@@ -0,0 +1,4 @@
+# lsof examples
+
+```COMMAND   PID USER   FD   TYPE DEVICE SIZE/OFF    NODE NAME
+tail    17481  ben    3r   REG   0,49      240 1220028 docs/index.md```

docs/index.md

@@ -2,10 +2,10 @@
 
 [Klaatu barada nikto](https://www.imdb.com/title/tt0106308/)
 
-## What is this?
+## What is this
 
 This is a compendium of all the useless facts, tips, tricks and commands that I know, enjoy
 
-##Quick Links
+## Quick Links
 
-[Commands](commands)
+[Commands](commands)