diff --git a/README.md b/README.md
index 0a89806..1e25bb0 100644
--- a/README.md
+++ b/README.md
@@ -13,15 +13,82 @@ This is a simple [FPDF](www.fpdf.org) and [Avery](www.avery.com/templates) templ
 - Avery 8160
 
 ## To-Do Code
-- Fix label centering (Avery 5162)
-- Match label sizing (Avery 5162)
+N/A
 
 # Usage
 See the documentation below or `index.php` or actual implementations.
 
-TBD
-# Notes
-N/A
+## Setup
+```PHP
+// Import required files
+require("FPDF.class.php");
+require("AveryTemplates.class.php");
+
+// Instantiate class (See supported Avery templates above)
+$pdf = new amattu\Avery_5160();
+
+// Set default properties
+$pdf->SetTitle("FPDF Template Example");
+$pdf->AddPage("P", "Letter");
+$pdf->SetFont('Helvetica', '', 11); // Font optional
+$pdf->SetTextColor(25, 25, 25); // Color optional
+
+// Build PDF
+$pdf->build();
+
+// Output PDF
+$pdf->Output("I", "Labels.pdf");
+```
+## add(array $lines, int $row = 0, int $col = 0)
+This function adds a new label to the list of labels to be produced. There is currently no way to revoke a label once it has added.
+```PHP
+/**
+ * Add a single label to the PDF
+ *
+ * @param array $lines an array of label liens
+ * @param integer $row optional desired insert row
+ * @param integer $col optional diesired intert column
+ * @throws TypeError
+ * @throws BadValueException
+ * @author Alec M. <https://amattu.com>
+ * @date 2021-09-05T13:49:28-040
+ */
+public function add(array $lines, int $row = 0, int $col = 0) : void;
+```
+
+Usage
+```PHP
+$lines = Array(
+  "Line 1",
+  "Line 2",
+  "Line 3",
+  "Line 4"
+);
+
+$pdf->add($lines);
+```
+
+## build()
+```PHP
+/**
+ * Build the completed PDF with labels
+ *
+ * NOTE:
+ *   (1) To save resources, no PDF is built until
+ *   this function is called.
+ *
+ * @return void
+ * @throws InvalidStateException
+ * @author Alec M. <https://amattu.com>
+ * @date 2021-09-05T13:50:58-040
+ */
+public function build() : void;
+```
+
+Usage
+```PHP
+$pdf->build();
+```
 
 # Requirements & Dependencies
 - FPDF 1.81 Minimum [http://www.fpdf.org/]
diff --git a/index.php b/index.php
index 9aa3a92..596dce4 100644
--- a/index.php
+++ b/index.php
@@ -7,21 +7,17 @@
 */
 
 // Files
-require(dirname(__FILE__) . "/classes/fpdf.class.php");
+require("FPDF.class.php");
 require("AveryTemplates.class.php");
 
 // Variables
 $pdf = new amattu\Avery_5160();
 
 // PDF Properties
-$pdf->SetAutoPageBreak(false);
-$pdf->AliasNbPages();
-$pdf->SetTopMargin(13);
-$pdf->SetTitle("FPDF Avery Templates");
+$pdf->SetTitle("FPDF Template Example");
 $pdf->AddPage("P", "Letter");
 $pdf->SetFont('Helvetica', '', 11);
 $pdf->SetTextColor(25, 25, 25);
-$pdf->SetLineWidth(0.1);
 
 // Build
 addTestUsers($pdf, ($_GET && isset($_GET['count']) && is_numeric($_GET['count']) && $_GET['count'] < 1001 ? $_GET['count'] : 35));