diff --git a/htdocs/core/modules/contract/doc/pdf_strato.modules.php b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
index d2dd1f56218..badf7343295 100644
--- a/htdocs/core/modules/contract/doc/pdf_strato.modules.php
+++ b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
@@ -269,7 +269,7 @@ class pdf_strato extends ModelePDFContract
 				$tab_top = 90;
 				$tab_top_newpage = (empty($conf->global->MAIN_PDF_DONOTREPEAT_HEAD)?42:10);
 
-				// Affiche notes
+				// Display notes
 				if (! empty($object->note_public))
 				{
 					$tab_top -= 2;
@@ -411,7 +411,7 @@ class pdf_strato extends ModelePDFContract
 							$pdf->setPage($pageposafter); $curY = $tab_top_newpage;
 						}
 
-						$pdf->SetFont('', '', $default_font_size - 1);   // On repositionne la police par defaut
+						$pdf->SetFont('', '', $default_font_size - 1);   // We reposition the default font
 
 						// Detect if some page were added automatically and output _tableau for past pages
 						while ($pagenb < $pageposafter)
@@ -613,7 +613,7 @@ class pdf_strato extends ModelePDFContract
 			pdf_watermark($pdf, $outputlangs, $this->page_hauteur, $this->page_largeur, 'mm', $conf->global->CONTRACT_DRAFT_WATERMARK);
 		}
 
-		//Prepare la suite
+		//Prepare next
 		$pdf->SetTextColor(0, 0, 60);
 		$pdf->SetFont('', 'B', $default_font_size + 3);
 
@@ -727,7 +727,7 @@ class pdf_strato extends ModelePDFContract
 			$this->recipient = $object->thirdparty;
 
 			//Recipient name
-			// On peut utiliser le nom de la societe du contact
+			// You can use the name of the contact company
 			if ($usecontact && !empty($conf->global->MAIN_USE_COMPANY_NAME_OF_CONTACT)) {
 				$thirdparty = $object->contact;
 			} else {
diff --git a/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php b/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
index 8d29edec7d8..ddc07db0380 100644
--- a/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
@@ -218,7 +218,7 @@ class pdf_espadon extends ModelePdfExpedition
 
 		if ($conf->expedition->dir_output)
 		{
-			// Definition de $dir et $file
+		    // Definition of $dir and $file
 			if ($object->specimen)
 			{
 				$dir = $conf->expedition->dir_output."/sending";
@@ -390,10 +390,10 @@ class pdf_espadon extends ModelePdfExpedition
 				}
 
 
-				// Use new auto collum system
+				// Use new auto column system
 				$this->prepareArrayColumnField($object, $outputlangs, $hidedetails, $hidedesc, $hideref);
 
-				// Simulation de tableau pour connaitre la hauteur de la ligne de titre
+				// Table simulation to know the height of the title line
 				$pdf->startTransaction();
 				$this->pdfTabTitles($pdf, $tab_top, $tab_height, $outputlangs, $hidetop);
 				$pdf->rollbackTransaction(true);
@@ -606,10 +606,10 @@ class pdf_espadon extends ModelePdfExpedition
 					$bottomlasttab=$this->page_hauteur - $heightforinfotot - $heightforfreetext - $heightforfooter + 1;
 				}
 
-				// Affiche zone totaux
+				// Display total area
 				$posy=$this->_tableau_tot($pdf, $object, 0, $bottomlasttab, $outputlangs);
 
-				// Pied de page
+				// Pagefoot
 				$this->_pagefoot($pdf, $object, $outputlangs);
 				if (method_exists($pdf, 'AliasNbPages')) $pdf->AliasNbPages();
 
@@ -653,12 +653,12 @@ class pdf_espadon extends ModelePdfExpedition
 	/**
 	 *	Show total to pay
 	 *
-	 *	@param	PDF			$pdf           Object PDF
+	 *	@param	PDF			$pdf            Object PDF
 	 *	@param  Facture		$object         Object invoice
-	 *	@param  int			$deja_regle     Montant deja regle
-	 *	@param	int			$posy			Position depart
+	 *	@param  int			$deja_regle     Amount already paid
+	 *	@param	int         $posy           Start Position
 	 *	@param	Translate	$outputlangs	Objet langs
-	 *	@return int							Position pour suite
+	 *	@return int							Position for suite
 	 */
 	protected function _tableau_tot(&$pdf, $object, $deja_regle, $posy, $outputlangs)
 	{
@@ -673,7 +673,7 @@ class pdf_espadon extends ModelePdfExpedition
 		$tab2_hl = 4;
 		$pdf->SetFont('', 'B', $default_font_size - 1);
 
-		// Tableau total
+		// Total table
 		$col1x = $this->posxweightvol-50; $col2x = $this->posxweightvol;
 		/*if ($this->page_largeur < 210) // To work with US executive format
 		{
@@ -824,7 +824,7 @@ class pdf_espadon extends ModelePdfExpedition
             		pdf_watermark($pdf, $outputlangs, $this->page_hauteur, $this->page_largeur, 'mm', $conf->global->SHIPPING_DRAFT_WATERMARK);
 		}
 
-		//Prepare la suite
+		//Prepare next
 		$pdf->SetTextColor(0, 0, 60);
 		$pdf->SetFont('', 'B', $default_font_size + 3);
 
@@ -1006,7 +1006,7 @@ class pdf_espadon extends ModelePdfExpedition
 			}
 
 			//Recipient name
-			// On peut utiliser le nom de la societe du contact
+			// You can use the name of the contact company
 			if ($usecontact && !empty($conf->global->MAIN_USE_COMPANY_NAME_OF_CONTACT)) {
 				$thirdparty = $object->contact;
 			} else {