diff --git a/ChangeLog b/ChangeLog
index 22b1631390f..c567d47a9bc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -174,7 +174,10 @@ Dolibarr better:
 - Fix: Civility & birthdate wasn't save into adherent module.
 - Fix: webservice Thirdparty parameter lastname for invidual creation is now lastname and not ref
 - Fix: Chars - is no more allowed into value for code for extra fields.
-( Fix: [ bug #1622 ] Requesting holiday than spans across two years cause high CPU usage by Apache
+- Fix: [ bug #1622 ] Requesting holiday than spans across two years cause high CPU usage by Apache
+- Fix: [ bug #1595 ] Selected boolean extrafield in intervention creation page, does not save state
+- Fix: Show sender Country on PDF docs when sender Country <> receiver Country
+- Fix: [ bug #1624 ] Use lowest buying price for margin when selling with POS
 
 ***** ChangeLog for 3.6.1 compared to 3.6.* *****
 For users:
diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 12dbbe7d1c1..fb9d5257d49 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -416,7 +416,15 @@ class Propal extends CommonObject
 
 
 			// infos marge
-			$this->line->fk_fournprice = $fk_fournprice;
+			if (!empty($fk_product) && empty($fk_fournprice) && empty($pa_ht)) {
+			    // by external module, take lowest buying price
+			    include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+			    $productFournisseur = new ProductFournisseur($this->db);
+			    $productFournisseur->find_min_price_product_fournisseur($fk_product);
+			    $this->line->fk_fournprice = $productFournisseur->product_fourn_price_id;
+			} else {
+			    $this->line->fk_fournprice = $fk_fournprice;
+			}
 			$this->line->pa_ht = $pa_ht;
 
             // Mise en option de la ligne
@@ -567,7 +575,15 @@ class Propal extends CommonObject
             $this->line->skip_update_total	= $skip_update_total;
 
             // infos marge
-            $this->line->fk_fournprice = $fk_fournprice;
+            if (!empty($fk_product) && empty($fk_fournprice) && empty($pa_ht)) {
+                // by external module, take lowest buying price
+                include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+			    $productFournisseur = new ProductFournisseur($this->db);
+			    $productFournisseur->find_min_price_product_fournisseur($fk_product);
+			    $this->line->fk_fournprice = $productFournisseur->product_fourn_price_id;
+			} else {
+			    $this->line->fk_fournprice = $fk_fournprice;
+			}
             $this->line->pa_ht = $pa_ht;
 
             $this->line->date_start=$date_start;
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index ed308394e6c..49ba2536bfa 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -1224,7 +1224,15 @@ class Commande extends CommonOrder
             $this->line->date_end=$date_end;
 
 			// infos marge
-			$this->line->fk_fournprice = $fk_fournprice;
+			if (!empty($fk_product) && empty($fk_fournprice) && empty($pa_ht)) {
+			    // by external module, take lowest buying price
+			    include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+			    $productFournisseur = new ProductFournisseur($this->db);
+			    $productFournisseur->find_min_price_product_fournisseur($fk_product);
+			    $this->line->fk_fournprice = $productFournisseur->product_fourn_price_id;
+			} else {
+			    $this->line->fk_fournprice = $fk_fournprice;
+			}
 			$this->line->pa_ht = $pa_ht;
 
             // TODO Ne plus utiliser
@@ -2421,7 +2429,15 @@ class Commande extends CommonOrder
             $this->line->skip_update_total=$skip_update_total;
 
 			// infos marge
-			$this->line->fk_fournprice = $fk_fournprice;
+			if (!empty($fk_product) && empty($fk_fournprice) && empty($pa_ht)) {
+			    //by external module, take lowest buying price
+			    include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+			    $productFournisseur = new ProductFournisseur($this->db);
+			    $productFournisseur->find_min_price_product_fournisseur($fk_product);
+			    $this->line->fk_fournprice = $productFournisseur->product_fourn_price_id;
+			} else {
+			    $this->line->fk_fournprice = $fk_fournprice;
+			}
 			$this->line->pa_ht = $pa_ht;
 
             // TODO deprecated
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 4331d80925f..a6877ad9ed8 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -2203,7 +2203,15 @@ class Facture extends CommonInvoice
 			$this->line->skip_update_total	= $skip_update_total;
 
 			// infos marge
-			$this->line->fk_fournprice = $fk_fournprice;
+			if (!empty($fk_product) && empty($fk_fournprice) && empty($pa_ht)) {
+			    // POS or external module, take lowest buying price
+			    include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+			    $productFournisseur = new ProductFournisseur($this->db);
+			    $productFournisseur->find_min_price_product_fournisseur($fk_product);
+			    $this->line->fk_fournprice = $productFournisseur->product_fourn_price_id;
+			} else {
+			    $this->line->fk_fournprice = $fk_fournprice;
+			}
 			$this->line->pa_ht = $pa_ht;
 
 			if (is_array($array_option) && count($array_option)>0) {
@@ -3498,6 +3506,14 @@ class FactureLigne extends CommonInvoiceLine
 				return -1;
 			}
 		}
+		
+		// POS or by external module, take lowest buying price
+		if (!empty($this->fk_product) && empty($this->fk_fournprice) && empty($this->pa_ht)) {
+		    include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
+		    $productFournisseur = new ProductFournisseur($this->db);
+		    $productFournisseur->find_min_price_product_fournisseur($this->fk_product);
+		    $this->fk_fournprice = $productFournisseur->product_fourn_price_id;
+		}
 
 		$this->db->begin();
 
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index f2462b61723..84bf351e7b9 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -766,11 +766,12 @@ function dol_bc($var,$moreclass='')
  *      @param  Object		$object         A company or contact object
  * 	    @param	int			$withcountry	1=Add country into address string
  *      @param	string		$sep			Separator to use to build string
+ *      @param	Tranlsate	$outputlangs	Object lang that contains language for text translation.
  *      @return string          			Formated string
  */
-function dol_format_address($object,$withcountry=0,$sep="\n")
+function dol_format_address($object,$withcountry=0,$sep="\n",$outputlangs='')
 {
-	global $conf;
+	global $conf,$langs;
 
 	$ret='';
 	$countriesusingstate=array('AU','US','IN','GB','ES','UK','TR');
@@ -815,8 +816,8 @@ function dol_format_address($object,$withcountry=0,$sep="\n")
 			$ret.=", ".$object->state;
 		}
 	}
-
-	if ($withcountry) $ret.=($object->country?$sep.$object->country:'');
+	if (! is_object($outputlangs)) $outputlangs=$langs;
+	if ($withcountry) $ret.=($object->country_code?$sep.$outputlangs->convToOutputCharset($outputlangs->transnoentitiesnoconv("Country".$object->country_code)):'');
 
 	return $ret;
 }
diff --git a/htdocs/core/lib/pdf.lib.php b/htdocs/core/lib/pdf.lib.php
index 3223412dc5f..15cb2f87b0b 100644
--- a/htdocs/core/lib/pdf.lib.php
+++ b/htdocs/core/lib/pdf.lib.php
@@ -312,7 +312,10 @@ function pdf_build_address($outputlangs,$sourcecompany,$targetcompany='',$target
 
 	if ($mode == 'source')
 	{
-		$stringaddress .= ($stringaddress ? "\n" : '' ).$outputlangs->convToOutputCharset(dol_format_address($sourcecompany))."\n";
+		$withCountry = 0;
+		if (!empty($sourcecompany->country_code) && ($targetcompany->country_code != $sourcecompany->country_code)) $withCountry = 1;
+
+		$stringaddress .= ($stringaddress ? "\n" : '' ).$outputlangs->convToOutputCharset(dol_format_address($sourcecompany, $withCountry, "\n", $outputlangs))."\n";
 
 		if (empty($conf->global->MAIN_PDF_DISABLESOURCEDETAILS))
 		{
diff --git a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
index 3e7803af70a..510a1bd88a1 100644
--- a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
@@ -1188,7 +1188,7 @@ class pdf_einstein extends ModelePDFCommandes
 		if ($showaddress)
 		{
 			// Sender properties
-			$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/commande/doc/pdf_proforma.modules.php b/htdocs/core/modules/commande/doc/pdf_proforma.modules.php
index 0216bd4163a..2b8aaa21818 100644
--- a/htdocs/core/modules/commande/doc/pdf_proforma.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_proforma.modules.php
@@ -1145,7 +1145,7 @@ class pdf_proforma extends ModelePDFCommandes
 		if ($showaddress)
 		{
 			// Sender properties
-			$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/contract/doc/pdf_strato.modules.php b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
index 4c609bc100c..be686377ce3 100644
--- a/htdocs/core/modules/contract/doc/pdf_strato.modules.php
+++ b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
@@ -555,7 +555,7 @@ class pdf_strato extends ModelePDFContract
 				$carac_emetteur .= ($carac_emetteur ? "\n" : '' ).$outputlangs->transnoentities("Name").": ".$outputlangs->convToOutputCharset($object->user->getFullName($outputlangs))."\n";
 			}
 
-			$carac_emetteur .= pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur .= pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/expedition/doc/pdf_merou.modules.php b/htdocs/core/modules/expedition/doc/pdf_merou.modules.php
index bdf61e3ea72..145eeafcdde 100644
--- a/htdocs/core/modules/expedition/doc/pdf_merou.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_merou.modules.php
@@ -539,7 +539,7 @@ class pdf_merou extends ModelePdfExpedition
 		$pdf->SetTextColor(0,0,0);
 
 		// Sender properties
-		$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+		$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 		$pdf->SetFont('','', $default_font_size - 3);
 		$pdf->SetXY($blSocX,$blSocY+4);
diff --git a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
index ccb4f93a611..ea6601b8396 100644
--- a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
@@ -587,7 +587,7 @@ class pdf_rouget extends ModelePdfExpedition
 		 		$carac_emetteur .= ($carac_emetteur ? "\n" : '' ).$outputlangs->transnoentities("Name").": ".$outputlangs->convToOutputCharset($object->user->getFullName($outputlangs))."\n";
 		 	}
 
-		 	$carac_emetteur .= pdf_build_address($outputlangs,$this->emetteur);
+		 	$carac_emetteur .= pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posx=$this->marge_gauche;
diff --git a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
index 35a0ff47aa0..6d1f5636b85 100644
--- a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
@@ -1434,7 +1434,7 @@ class pdf_crabe extends ModelePDFFactures
 		if ($showaddress)
 		{
 			// Sender properties
-			$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
index 0d09aa7ce6c..626c2830981 100644
--- a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
+++ b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
@@ -522,7 +522,7 @@ class pdf_soleil extends ModelePDFFicheinter
 				$carac_emetteur .= ($carac_emetteur ? "\n" : '' ).$outputlangs->transnoentities("Name").": ".$outputlangs->convToOutputCharset($object->user->getFullName($outputlangs))."\n";
 			}
 
-			$carac_emetteur .= pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur .= pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/propale/doc/pdf_azur.modules.php b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
index 1cafa394e66..35953b8521f 100644
--- a/htdocs/core/modules/propale/doc/pdf_azur.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
@@ -1284,7 +1284,7 @@ class pdf_azur extends ModelePDFPropales
 		 		$carac_emetteur .= ($carac_emetteur ? "\n" : '' ).$outputlangs->transnoentities("Name").": ".$outputlangs->convToOutputCharset($object->user->getFullName($outputlangs))."\n";
 		 	}
 
-		 	$carac_emetteur .= pdf_build_address($outputlangs,$this->emetteur);
+		 	$carac_emetteur .= pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php b/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
index 5865d431132..6b57b961da4 100644
--- a/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
+++ b/htdocs/core/modules/supplier_invoice/pdf/pdf_canelle.modules.php
@@ -970,7 +970,7 @@ class pdf_canelle extends ModelePDFSuppliersInvoices
 		if ($showaddress)
 		{
 			// Sender properties
-			$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;
diff --git a/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php b/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
index 5faed78985c..29bd483b39b 100644
--- a/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
+++ b/htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php
@@ -1022,7 +1022,7 @@ class pdf_muscadet extends ModelePDFSuppliersOrders
 		if ($showaddress)
 		{
 			// Sender properties
-			$carac_emetteur = pdf_build_address($outputlangs,$this->emetteur);
+			$carac_emetteur = pdf_build_address($outputlangs, $this->emetteur, $object->client);
 
 			// Show sender
 			$posy=42;