diff --git a/resources/views/shipping/carriers/elta/label-a6.blade.php b/resources/views/shipping/carriers/elta/label-a6.blade.php
index 6e84796..bd2604f 100644
--- a/resources/views/shipping/carriers/elta/label-a6.blade.php
+++ b/resources/views/shipping/carriers/elta/label-a6.blade.php
@@ -206,6 +206,10 @@
     {{-- ΠΑΡΑΤΗΡΗΣΕΙΣ --}}
     <div class="a6-box" style="top:10.60cm;left:0.10cm;width:5.82cm;height:0.80cm;">
         <div class="a6-small-title">* ΠΑΡΑΤΗΡΗΣΕΙΣ *</div>
+        {{-- sxolia_1/2 (textbox49/50) --}}
+        @foreach (array_slice($sxolia, 0, 2) as $i => $line)
+            <div style="position:absolute;top:{{ 0.24 + $i * 0.26 }}cm;left:0.10cm;width:5.62cm;font-size:6pt;line-height:1;white-space:nowrap;overflow:hidden;">{{ $line }}</div>
+        @endforeach
     </div>
 
     @if ($multiPiece)
diff --git a/resources/views/shipping/carriers/elta/partials/_main-copy.blade.php b/resources/views/shipping/carriers/elta/partials/_main-copy.blade.php
index 2a94e45..fe3b1e6 100644
--- a/resources/views/shipping/carriers/elta/partials/_main-copy.blade.php
+++ b/resources/views/shipping/carriers/elta/partials/_main-copy.blade.php
@@ -139,6 +139,10 @@
 
 <div class="mc-box" style="top:4.97cm;left:6.60cm;width:4.37cm;height:1.31cm;border-top:none;">
     <div style="position:absolute;top:0.03cm;left:0.08cm;font-size:6pt;">* ΠΑΡΑΤΗΡΗΣΕΙΣ *</div>
+    {{-- sxolia_1..3 (textbox92/95/94) --}}
+    @foreach ($sxolia as $i => $line)
+        <div style="position:absolute;top:{{ 0.30 + $i * 0.31 }}cm;left:0.10cm;width:4.18cm;font-size:7pt;line-height:1;white-space:nowrap;overflow:hidden;">{{ $line }}</div>
+    @endforeach
 </div>
 
 {{-- Right-hand signature / print-timestamp column, differs by copy type --}}
diff --git a/resources/views/shipping/carriers/elta/partials/_payment-stub.blade.php b/resources/views/shipping/carriers/elta/partials/_payment-stub.blade.php
index bdfff60..98cb4d2 100644
--- a/resources/views/shipping/carriers/elta/partials/_payment-stub.blade.php
+++ b/resources/views/shipping/carriers/elta/partials/_payment-stub.blade.php
@@ -73,6 +73,11 @@
 <div class="mc-box" style="top:2.45cm;left:6.06cm;width:4.71cm;height:1.17cm;border-bottom:none;">
     <div style="position:absolute;top:0.02cm;left:0.16cm;font-size:6pt;">Συν.Χρέωσης (€):</div>
     <div style="position:absolute;top:0.30cm;left:0.16cm;font-size:6pt;">Πρόσθετες Υπηρεσίες</div>
+    {{-- sxolia_1..3 (textbox91/132/133) sit under this heading in the RDLC;
+         this stub's boxes are shorter than the RDLC's, so only 2 lines fit. --}}
+    @foreach (array_slice($sxolia, 0, 2) as $i => $line)
+        <div style="position:absolute;top:{{ 0.50 + $i * 0.16 }}cm;left:0.16cm;width:4.47cm;font-size:5pt;line-height:1;white-space:nowrap;overflow:hidden;">{{ $line }}</div>
+    @endforeach
 </div>
 
 <div class="mc-box mc-partybox" style="top:3.35cm;left:0.00cm;width:5.97cm;height:1.63cm;overflow:hidden;border-top:none;">
diff --git a/src/Shipping/Carriers/Acs/AcsFulfillmentService.php b/src/Shipping/Carriers/Acs/AcsFulfillmentService.php
index 4a66325..d4f9eb5 100644
--- a/src/Shipping/Carriers/Acs/AcsFulfillmentService.php
+++ b/src/Shipping/Carriers/Acs/AcsFulfillmentService.php
@@ -72,6 +72,11 @@ class AcsFulfillmentService implements CarrierFulfillmentInterface, SupportsExtr
             'Reference_Key1' => (string) $order->reference,
         ];
 
+        // The customer's delivery instructions, for the courier.
+        if ($instructions = trim(preg_replace('/\s+/u', ' ', (string) $address->delivery_instructions))) {
+            $params['Delivery_Notes'] = $instructions;
+        }
+
         $codAmount = $request->paymentMode === 'cod'
             ? (float) ($request->amountToCollect ?? $order->total->decimal)
             : null;
diff --git a/src/Shipping/Carriers/Elta/EltaFulfillmentService.php b/src/Shipping/Carriers/Elta/EltaFulfillmentService.php
index a6fce6a..6f9ca21 100644
--- a/src/Shipping/Carriers/Elta/EltaFulfillmentService.php
+++ b/src/Shipping/Carriers/Elta/EltaFulfillmentService.php
@@ -63,6 +63,11 @@ class EltaFulfillmentService implements CarrierFulfillmentInterface, IssuesVouch
         $weight = $request->weight ?? 0.5;
         $surcharges = $this->surchargeCodes($request);
 
+        // The customer's delivery instructions, as ELTA's remarks
+        // (ΠΑΡΑΤΗΡΗΣΕΙΣ): one line, at most 90 characters — the ELTA
+        // client's own field limit.
+        $remarks = mb_substr(trim(preg_replace('/\s+/u', ' ', (string) $address->delivery_instructions)), 0, 90);
+
         $params = [
             'pel_apost_code' => config('elta.apost_code'),
             'pel_paral_name' => trim("{$address->first_name} {$address->last_name}"),
@@ -78,7 +83,7 @@ class EltaFulfillmentService implements CarrierFulfillmentInterface, IssuesVouch
             'pel_y' => '',
             'pel_z' => '',
             'pel_temaxia' => (string) $request->packageCount,
-            'pel_paral_sxolia' => '',
+            'pel_paral_sxolia' => $remarks,
             'pel_sur_1' => $surcharges[0] ?? '',
             'pel_sur_2' => $surcharges[1] ?? '',
             'pel_sur_3' => $surcharges[2] ?? '',
@@ -129,6 +134,7 @@ class EltaFulfillmentService implements CarrierFulfillmentInterface, IssuesVouch
             'meta' => [
                 'carrier_id' => $this->findPendingVoucherId((string) $order->reference),
                 'reference' => (string) $order->reference,
+                'delivery_instructions' => $remarks ?: null,
                 'weight' => $weight,
                 'package_count' => $pieces,
                 'cod_amount' => $codAmount,
diff --git a/src/Shipping/Carriers/Elta/EltaLabelRenderer.php b/src/Shipping/Carriers/Elta/EltaLabelRenderer.php
index dd7159b..9cce3fd 100644
--- a/src/Shipping/Carriers/Elta/EltaLabelRenderer.php
+++ b/src/Shipping/Carriers/Elta/EltaLabelRenderer.php
@@ -240,6 +240,11 @@ class EltaLabelRenderer
             // older vouchers were sent the order id).
             'order_reference' => $isChild ? null : (string) $order->reference,
 
+            // ΠΑΡΑΤΗΡΗΣΕΙΣ: the remarks we sent ELTA (the customer's delivery
+            // instructions), in the client's 27-character lines — up to 3
+            // on A4, the first 2 on A6. Extra parcels print them too.
+            'sxolia' => array_slice(mb_str_split((string) ($meta['delivery_instructions'] ?? ''), 27), 0, 3),
+
             // sydetaE.rdlc's "Πρόσθετες Υπηρεσίες" (sur_1..4): the ticked
             // extra services, in ELTA's own wording and slots.
             'sur_1' => $surcharges[1],