diff --git a/src/main/java/ai/nets/samj/gui/MainGUI.java b/src/main/java/ai/nets/samj/gui/MainGUI.java
index 4043f24..c72eb9f 100644
--- a/src/main/java/ai/nets/samj/gui/MainGUI.java
+++ b/src/main/java/ai/nets/samj/gui/MainGUI.java
@@ -13,6 +13,7 @@
 import ai.nets.samj.gui.components.ModelDrawerPanel.ModelDrawerPanelListener;
 import ai.nets.samj.models.AbstractSamJ.BatchCallback;
 import ai.nets.samj.ui.ConsumerInterface;
+import ai.nets.samj.ui.ConsumerInterface.ConsumerCallback;
 import ai.nets.samj.utils.Constants;
 import net.imglib2.RandomAccessibleInterval;
 import net.imglib2.type.NativeType;
@@ -40,7 +41,10 @@ public class MainGUI extends JFrame {
     private ModelSelectionListener modelListener;
     private ModelDrawerPanelListener modelDrawerListener;
     private BatchCallback batchDrawerCallback;
+    private ConsumerCallback consumerCallback;
+    
     private ConsumerInterface consumer;
+    private boolean isValidPrompt = true;
 
     private JCheckBox chkRoiManager = new JCheckBox("Add to RoiManager", true);
     private JCheckBox retunLargest = new JCheckBox("Only return largest ROI", true);
@@ -58,6 +62,7 @@ public class MainGUI extends JFrame {
     private final ImageSelection cmbImages;
     private ModelDrawerPanel drawerPanel;
     private JPanel cardPanel;
+    private JPanel cardPanel1_2;
 
     private static double HEADER_VERTICAL_RATIO = 0.1;
 
@@ -68,6 +73,8 @@ public class MainGUI extends JFrame {
     private static String MANUAL_STR = "Manual";
     private static String PRESET_STR = "Preset prompts";
     private static String ROIM_STR = "Selection from ROIManager";
+    private static String VISIBLE_STR = "visible";
+    private static String INVISIBLE_STR = "invisible";
 
     private static final List<SAMModel> DEFAULT_MODEL_LIST = new ArrayList<>();
     static {
@@ -87,6 +94,8 @@ public MainGUI(List<SAMModel> modelList, ConsumerInterface consumer) {
 
         createListeners();
         this.consumer = consumer;
+        this.consumer.setCallback(consumerCallback);
+        consumerCallback.validPromptChosen(consumer.isValidPromptSelected());
         cmbImages = ImageSelection.create(this.consumer, imageListener);
 
         if (modelList == null) this.modelList = DEFAULT_MODEL_LIST;
@@ -101,7 +110,7 @@ public MainGUI(List<SAMModel> modelList, ConsumerInterface consumer) {
         cmbModels.getButton().addActionListener(e -> toggleDrawer());
         go.addActionListener(e -> loadModel());
         export.addActionListener(e -> consumer.exportImageLabeling());
-        chkInstant.addActionListener(e -> setInstantPromptsEnabled(this.chkInstant.isSelected()));
+        chkInstant.addActionListener(e -> setInstantPromptsEnabled(this.chkInstant.isSelected() && this.isValidPrompt));
         chkRoiManager.addActionListener(e -> consumer.enableAddingToRoiManager(chkRoiManager.isSelected()));
         retunLargest.addActionListener(e -> cmbModels.getSelectedModel().setReturnOnlyBiggest(retunLargest.isSelected()));
         btnBatchSAMize.addActionListener(e -> batchSAMize());
@@ -198,7 +207,7 @@ private void loadModel() {
             	consumer.enableAddingToRoiManager(this.chkRoiManager.isSelected());
                 consumer.setFocusedImage(cmbImages.getSelectedObject());
                 consumer.setModel(cmbModels.getSelectedModel());
-                setInstantPromptsEnabled(this.chkInstant.isSelected());
+                setInstantPromptsEnabled(this.chkInstant.isSelected() && this.isValidPrompt);
                 cmbModels.getSelectedModel().setReturnOnlyBiggest(retunLargest.isSelected());
                 setTwoThirdsEnabled(true);
             } catch (IOException | RuntimeException | InterruptedException ex) {
@@ -337,13 +346,16 @@ private JPanel createSecondComponent() {
         gbc0.gridy = 0;
         gbc0.weighty = 0.2;
         gbc0.anchor = GridBagConstraints.NORTH;
-        card1.add(new JLabel("Instant Annotation"), gbc0);
+        cardPanel1_2 = new JPanel(new CardLayout());
+        cardPanel1_2.add(new JPanel() {{ setOpaque(false); }}, INVISIBLE_STR);
+        cardPanel1_2.add(new JLabel("<html><font color='orange'>&#9888; Only rect and points!</font></html>"), VISIBLE_STR);
+        card1.add(cardPanel1_2, gbc0);
 
         gbc0.gridy = 1;
         gbc0.anchor = GridBagConstraints.CENTER;
         gbc0.fill = GridBagConstraints.BOTH;
         gbc0.weighty = 0.8;
-        gbc0.insets = new Insets(0, 0, 10, 0);
+        gbc0.insets = new Insets(0, 5, 10, 5);
         card1.add(chkInstant, gbc0);
 
         JPanel card2 = new JPanel(new GridBagLayout());
@@ -387,6 +399,7 @@ private JPanel createSecondComponent() {
         radioButton1.addActionListener(e -> {
             CardLayout cl = (CardLayout) (cardPanel.getLayout());
             cl.show(cardPanel, MANUAL_STR);
+        	this.chkInstant.setEnabled(this.isValidPrompt);
         });
 
         radioButton2.addActionListener(e -> {
@@ -570,6 +583,27 @@ public void deleteRectPrompt(List<int[]> promptList) {
 			}
         	
         };
+        
+        consumerCallback = new ConsumerCallback() {
+
+			@Override
+			public void validPromptChosen(boolean isValid) {
+				if (isValid && !isValidPrompt) {
+					CardLayout lyt = (CardLayout) cardPanel1_2.getLayout();
+		        	lyt.show(cardPanel1_2, INVISIBLE_STR);
+		        	isValidPrompt = true;
+		        	MainGUI.this.chkInstant.setEnabled(true);
+				} else if (!isValid && isValidPrompt) {
+					CardLayout lyt = (CardLayout) cardPanel1_2.getLayout();
+		        	lyt.show(cardPanel1_2, VISIBLE_STR);
+		        	isValidPrompt = false;
+		        	MainGUI.this.chkInstant.setSelected(false);
+		        	MainGUI.this.chkInstant.setEnabled(false);
+		        	MainGUI.this.setInstantPromptsEnabled(false);;
+				}
+			}
+        	
+        };
     }
 
     public static void main(String[] args) {
diff --git a/src/main/java/ai/nets/samj/models/AbstractSamJ.java b/src/main/java/ai/nets/samj/models/AbstractSamJ.java
index d4f4bd5..166002f 100644
--- a/src/main/java/ai/nets/samj/models/AbstractSamJ.java
+++ b/src/main/java/ai/nets/samj/models/AbstractSamJ.java
@@ -78,7 +78,6 @@ public abstract class AbstractSamJ implements AutoCloseable {
 	
 	protected static String UPDATE_ID_CONTOUR = "FOUND_CONTOUR_" + UUID.randomUUID().toString();
 
-	/** Essentially, a syntactic-shortcut for a String consumer */
 	public interface BatchCallback { 
 		
 		void setTotalNumberOfRois(int nRois);
diff --git a/src/main/java/ai/nets/samj/ui/ConsumerInterface.java b/src/main/java/ai/nets/samj/ui/ConsumerInterface.java
index c502fbb..127b197 100644
--- a/src/main/java/ai/nets/samj/ui/ConsumerInterface.java
+++ b/src/main/java/ai/nets/samj/ui/ConsumerInterface.java
@@ -38,6 +38,14 @@
 public abstract class ConsumerInterface {
 	
 	protected SAMModel selectedModel;
+	
+	public interface ConsumerCallback { 
+		
+		void validPromptChosen(boolean isValid);
+		
+		}
+	
+	protected ConsumerCallback callback;
 
 	/**
 	 * Method to be implemented in the softwar that wants to use the SAMJ default GUI.
@@ -91,8 +99,14 @@ public abstract class ConsumerInterface {
 	public abstract void deletePointRoi(int[] pp);
 
 	public abstract void deleteRectRoi(Rectangle rect);
+
+	public abstract boolean isValidPromptSelected();
 	
 	public void setModel(SAMModel model) {
 		this.selectedModel = model;
 	}
+	
+	public void setCallback(ConsumerCallback callback) {
+		this.callback = callback;
+	}
 }