diff --git a/HaTeX.cabal b/HaTeX.cabal
--- a/HaTeX.cabal
+++ b/HaTeX.cabal
@@ -1,16 +1,18 @@
 Name:           HaTeX
-Version:        2.1.1
+Version:        2.1.2
 Author:         Daniel Diaz
 Homepage:       http://ddiaz.asofilak.es/packages/HaTeX
 License:        BSD3
 License-file:   license
 Maintainer:     danieldiaz@asofilak.es
 Category:       Text
-Synopsis:       Library for write LaTeX code.
+Synopsis:       Monadic tool for write LaTeX files.
 Description:    
-         You can write LaTeX files using this package.
-         See Text.LaTeX for a brief introduction.
+         See <http://www.haskell.org/haskellwiki/HaTeX> for a brief introduction.
+         Also included in Text.LaTeX module API documentation.
          .
+         More information in /HaTeX, a monadic perspective of LaTeX/, available in the package homepage.
+         .
          Report any bug or suggestion to the author:
          .
          danieldiaz\@asofilak.es
@@ -19,9 +21,13 @@
          .
          Changes from last version:
          .
-         * Now, Text.LaTeX module re-export Data.String.
+         * Fixed a bug in @lnbk@ and @lnbk_@ functions. They need no more adding an extra space after their use.
          .
-         * Fixed some documentation.
+         * Modified some documentation.
+         .
+         * Added some documentation.
+         .
+         * Removed an unnecesary import from Text.LaTeX.Result.
 Extensions:     OverloadedStrings , FlexibleInstances , TypeSynonymInstances
 Build-type:     Simple
 Build-depends:  base == 4.*
diff --git a/Text/LaTeX.hs b/Text/LaTeX.hs
--- a/Text/LaTeX.hs
+++ b/Text/LaTeX.hs
@@ -6,6 +6,9 @@
 --   at the HaTeX home page: <http://ddiaz.asofilak.es/packages/HaTeX>.
 module Text.LaTeX 
      ( -- * How to use HaTeX
+       -- ** About HaTeX
+       -- $guide0
+
        -- ** Introduction
        -- $guide1
 
@@ -64,7 +67,7 @@
 
 -- | Your HaTeX version.
 hatexVersion :: Monad m => LaTeX m
-hatexVersion = do textbf "2" ; ".1.1"
+hatexVersion = do textbf "2" ; ".1.2"
 
 -- | Render 'LaTeX' to 'String'.
 render :: Monad m => LaTeX m -> m String
@@ -82,6 +85,14 @@
 
 -----------------------------------------------------------------------------------------------------------
 
+{- $guide0
+HaTeX is a package which lets you to write LaTeX code from Haskell.
+
+HaTeX page: <http://ddiaz.asofilak.es/packages/HaTeX>
+
+Here a link to the package in Hackage: <http://hackage.haskell.org/package/HaTeX>
+-}
+
 -- Introduction
 
 {- $guide1
@@ -96,7 +107,7 @@
 {- $guide2
 A LaTeX file has two parts:
 
-- A header where you define general settings (document class, page style, use of extern packages, ...) of your document.
+- A /preamble/ where you define general settings (document class, page style, use of extern packages, ...) of your document.
 
 - The document's content.
 -}
@@ -106,13 +117,13 @@
 {- $guide3
 We're going to write an example, the best for understanding.
 
-* Function 'documentclass' is used for determining if our document is an 'article', a 'book', a 'report', etc.
+*  Function 'documentclass' is used for determining if our document is an 'article', a 'book', a 'report', etc.
 
-* Function 'author' is used for specify document's authory.
+*  Function 'author' is used for specify document's authory.
 
-* Function 'title' for document's title.
+*  Function 'title' for document's title.
 
-Then, with this three functions, we will define a header in the 'LaTeX' monad.
+Then, with this three functions, we will define a preamble in the 'LaTeX' monad.
 'LaTeX' is a writer monad that concatenates the text generated by the programmer.
 Usually, the text is generated simply writing it, or by functions.
 
@@ -138,11 +149,14 @@
 > example = do documentclass [] article
 >              author "Daniel Diaz"
 >              title "Example"
->              document hello
+>              document $ do maketitle
+>                            hello
 
-At first glance, it seems that 'author', 'title' or 'document' receive a @String@ as argument.
+/Note: /'maketitle'/ doesn't work in some document classes./
+
+At first glance, it seems that 'author', 'title' or 'document' receive a 'String' as argument.
 Really, they require a 'LaTeX' argument. 'LaTeX' is the type that represents texts in HaTeX.
-So, I recommend to use /Overloaded Strings/
+So, I recommend to use Overloaded Strings
 (See <http://www.haskell.org/ghc/docs/6.12.2/html/users_guide/type-class-extensions.html#overloaded-strings>).
 -}
 
@@ -150,9 +164,7 @@
 
 {- $guide4
 There are numerous functions to enrich your document.
-One feature is change your font format with the functions shown here: "Text.LaTeX.Commands#Fonts".
-
-For example, in:
+One feature is change your font format. For example, in:
 
 > texttt "Hello!"
 
@@ -160,9 +172,9 @@
 
 > texttt $ textbf "Hello!"
 
-'textbf' sets as bold font the monospaced font of @\"Hello!\"@.
+'textbf' sets as bold font the monospaced font of '"Hello!"'.
 
-If you only want @\"ll\"@ with bold format:
+If you only want '"ll"' with bold format:
 
 > texttt $ do "He"
 >             textbf "ll"
@@ -175,7 +187,6 @@
 
 {- $guide5
 All computations in HaTeX take place in the 'LaTeXT' monadic transformer.
-
 To includes a monadic computation, use 'mlx'.
 
 > gtime = do t <- mlx getClockTime
@@ -186,14 +197,11 @@
 -- Adding sections
 
 {- $guide6
-Commands to adding sections are included in "Text.LaTeX.Commands".
-Examples are 'section' or 'paragraph'.
+Commands to adding sections are included in Text.LaTeX.Commands. Examples are 'section' or 'paragraph'. 
 
-If you want sections without number, use 'section_'.
-This also avoid showing the section into the table of contents.
+If you want sections without number, use 'section_'. This also avoid showing the section into the table of contents. 
 
-If you want title of section to be different in the context than in the table of contents,
-use 'sectiontab'.
+If you want title of section to be different in the context than in the table of contents, use 'sectiontab'.
 -}
 
 
diff --git a/Text/LaTeX/Arguments.hs b/Text/LaTeX/Arguments.hs
--- a/Text/LaTeX/Arguments.hs
+++ b/Text/LaTeX/Arguments.hs
@@ -54,6 +54,7 @@
   , width, height, depth
   , totalheight
     -- $measures
+
     -- ** Measures
   , mm , cm , inch
   , pt , em , ex
@@ -179,15 +180,19 @@
 
 --
 
-
+-- | Page style for a LaTeX document.
 type Style m = LaTeX m
 
+-- | Page numbers on the bottom of the page, at the middle of the footer.
+--   Default style.
 plain :: Monad m => Style m
 plain = "plain"
 
+-- | Current chapter and page number at the top of the page.
 headings :: Monad m => Style m
 headings = "headings"
 
+-- | Empty page style.
 empty :: Monad m => Style m
 empty = "empty"
 
diff --git a/Text/LaTeX/Commands.hs b/Text/LaTeX/Commands.hs
--- a/Text/LaTeX/Commands.hs
+++ b/Text/LaTeX/Commands.hs
@@ -156,15 +156,15 @@
 
 --
 
--- | In header, determines the document class.
+-- | In preamble, determines the document class.
 documentclass :: Monad m => [ClassOption m] -> Class m -> LaTeX m
 documentclass = comm4 "documentclass"
 
--- | In header, import a package.
+-- | In preamble, import a package.
 usepackage :: Monad m => [PackageOption m] -> Package m -> LaTeX m
 usepackage = comm4 "usepackage"
 
--- | In header, determines page style.
+-- | In preamble, determines page style.
 pagestyle :: Monad m => Style m -> LaTeX m
 pagestyle = comm1 "pagestyle"
 
@@ -172,15 +172,15 @@
 thispagestyle :: Monad m => Style m -> LaTeX m
 thispagestyle = comm1 "thispagestyle"
 
--- | In header, especifies the document's author.
+-- | In preamble, especifies the document's author.
 author :: Monad m => Name m -> LaTeX m
 author = comm1 "author"
 
--- | In header, especifies the document's title.
+-- | In preamble, especifies the document's title.
 title :: Monad m => Title m -> LaTeX m
 title = comm1 "title"
 
--- | In header, inserts a date of writing.
+-- | In preamble, inserts a date of writing.
 -- If you don't specify one, it takes the date of export.
 date :: Monad m => Date m -> LaTeX m
 date = comm1 "date"
@@ -195,14 +195,14 @@
 
 -- | Starts a new line.
 lnbk :: Monad m => LaTeX m
-lnbk = comm0_ "\\"
+lnbk = comm0_ "\\ "
 
 -- | Starts a new paragraph.
 pfbk :: Monad m => LaTeX m
 pfbk = newline >> newline
 
 lnbk_ :: Monad m => LaTeX m
-lnbk_ = comm0_ "\\*"
+lnbk_ = comm0_ "\\* "
 
 -- | Starts a new page.
 newpage :: Monad m => LaTeX m
diff --git a/Text/LaTeX/Define.hs b/Text/LaTeX/Define.hs
--- a/Text/LaTeX/Define.hs
+++ b/Text/LaTeX/Define.hs
@@ -1,8 +1,8 @@
 
 {-# LANGUAGE OverloadedStrings #-}
 
--- | This module allows you to add commands and environments of LaTeX wich are not defined in HaTeX.
--- Usually, you don't need to use this functions.
+-- | This module allows you to add commands and environments of LaTeX which are not defined in HaTeX.
+-- Usually, you don't need to use these functions.
 --
 -- If a desired command doesn't appear in HaTeX and you need it, use these functions and report the missing function to the maintainer.
 module Text.LaTeX.Define (
@@ -30,7 +30,7 @@
 import Control.Monad.Writer
 import Data.List (intersperse)
 
-import Data.String.Combinators (braces,comma,brackets)
+import Data.String.Combinators (braces,comma,brackets,between)
 
 import Text.LaTeX.Monad
 import Text.LaTeX.Result
diff --git a/Text/LaTeX/Result.hs b/Text/LaTeX/Result.hs
--- a/Text/LaTeX/Result.hs
+++ b/Text/LaTeX/Result.hs
@@ -1,4 +1,4 @@
-
+
 {-# LANGUAGE OverloadedStrings #-}
 
 module Text.LaTeX.Result (
@@ -15,24 +15,26 @@
 import Data.String (fromString)
 import Data.String.ToString (toString)
 
-import Data.String.Combinators
-
 -- Result Type
 --------------
 -- Instances needed: Monoid, IsString, ToString
 
+-- | The state of the @LaTeX@ monad. A 'Result' is represented by a 'DString'.
 type Result = DString
 
 --
 
+-- | Transform a 'String' to a 'Result'.
 toResult :: String -> Result
 toResult = fromString
 
+-- | Transform a 'Result' to a 'String'.
 fromResult :: Result -> String
 fromResult = toString
 
 ------------------------------------
 
+-- | Set of LaTeX reserved characters, and their safe writings as 'Result's.
 resCharsStr :: [(Char,Result)]
 resCharsStr = [ ('#',"\\#")
               , ('$',"\\$")