diff --git a/Histogram.cabal b/Histogram.cabal
--- a/Histogram.cabal
+++ b/Histogram.cabal
@@ -1,9 +1,9 @@
 Name:                Histogram
-Version:             0.1.0.1
+Version:             0.1.0.2
 Description:         Easily create histograms of your data
 Category:            Charts
-License:             GPL
-License-file:        LICENSE
+License:             BSD3
+--License-file:        LICENSE
 Author:              Mike izbicki
 Maintainer:          mike@izbicki.me
 Build-Type:          Simple
diff --git a/LICENSE b/LICENSE
deleted file mode 100644
--- a/LICENSE
+++ /dev/null
@@ -1,30 +0,0 @@
-Copyright (c) Michael Izbicki
-
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
-
-1. Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-2. Redistributions in binary form must reproduce the above copyright
-   notice, this list of conditions and the following disclaimer in the
-   documentation and/or other materials provided with the distribution.
-
-3. Neither the name of the author nor the names of his contributors
-   may be used to endorse or promote products derived from this software
-   without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS ``AS IS'' AND ANY EXPRESS
-OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
-ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
-STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
-ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE.
diff --git a/src/Graphics/Histogram.hs b/src/Graphics/Histogram.hs
--- a/src/Graphics/Histogram.hs
+++ b/src/Graphics/Histogram.hs
@@ -174,12 +174,18 @@
 type PlotOptions = Opts.T (Graph2D.T Int Double)
 -- type PlotOptions = Graphics.Gnuplot.Frame.OptionSet.T (Graphics.Gnuplot.Graph.TwoDimensional.T Int Double)
 
--- | Plots your histogram.  If the filename is empty, then it will open a window and display the histogram on screen.  Otherwise, the filetype is automatically determined by the extension.  Supported file types are .png, .svg (vector graphics), and .eps (PostScript).
-plot :: String -> Histogram -> IO GHC.IO.Exception.ExitCode
+-- | Plots your histogram using gnuplot.  If the filename is empty, then it will open a window and display the histogram on screen.  Otherwise, the filetype is automatically determined by the extension.  Supported file types are .png, .svg (vector graphics), and .eps (PostScript).
+plot :: 
+    String -> -- Filename @a@
+    Histogram -> -- Data to be plotted
+    IO GHC.IO.Exception.ExitCode
 plot file histdata = plotAdv file (defOpts histdata) histdata
 
 -- | Just like "plot", except you may specify additional options from the gnuplot library.  For example, you could add labels and a title.
-plotAdv :: String -> PlotOptions -> Histogram -> IO GHC.IO.Exception.ExitCode
+plotAdv :: String -> -- Filename
+           PlotOptions -> -- gnuplot options from Graphics.Gnuplot.Frame.OptionSet
+           Histogram -> -- Data to be plotted
+           IO GHC.IO.Exception.ExitCode
 -- plotAdv file opts histdata = Plot.plot (SVG.cons $ file) $ histgen histdata opts
 plotAdv file opts histdata = cmd
     where