diff --git a/xyz.veronie.bgg.ui/META-INF/MANIFEST.MF b/xyz.veronie.bgg.ui/META-INF/MANIFEST.MF
index ec000e6..9fcc209 100644
--- a/xyz.veronie.bgg.ui/META-INF/MANIFEST.MF
+++ b/xyz.veronie.bgg.ui/META-INF/MANIFEST.MF
@@ -13,10 +13,10 @@ Require-Bundle: javax.inject,
  org.eclipse.e4.ui.workbench,
  org.eclipse.e4.ui.di,
  org.eclipse.jface,
- org.eclipse.e4.ui.model.workbench,
- com.ibm.icu
+ org.eclipse.e4.ui.model.workbench
 Bundle-RequiredExecutionEnvironment: JavaSE-11
-Import-Package: javax.annotation;version="1.0.0";resolution:=optional,
+Import-Package: com.ibm.icu,
+ javax.annotation;version="1.0.0";resolution:=optional,
  javax.inject;version="1.0.0",
  org.eclipse.e4.core.commands,
  org.eclipse.e4.core.contexts,
diff --git a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/ThingProvider.java b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/ThingProvider.java
index 9acdc5a..8b51103 100644
--- a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/ThingProvider.java
+++ b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/ThingProvider.java
@@ -125,7 +125,7 @@ public class ThingProvider {
 		return localDbAdapterService.loadThingListNames();
 	}
 
-	public void fetchDetails() {
+	public void fetchDetails() throws RuntimeException {
 		// prepare list of ids to retrieve
 		Set<Integer> ids = new HashSet<>();
 		for (Thing thing : things) {
@@ -133,15 +133,36 @@ public class ThingProvider {
 				ids.add(thing.getId());
 			}
 		}
+
 		
-		System.out.println(Thing.makeResultHeader());
-		ArrayList<Thing> thingsWithDetails = bggApi.getThingDetails(ids);
-		for (Thing thing : thingsWithDetails) {
-			System.out.println(thing.toResultTxtLine());
+		// nothing to fetch
+		if(!ids.isEmpty()) {
+			ArrayList<Thing> thingsWithDetails = bggApi.getThingDetails(ids);		
+			
+			if(thingsWithDetails.size() != things.size()) {
+				throw new RuntimeException("Some details could not be retrieved from BGG.");
+			}
+			
+			// Now join the details from thing query with the things that already 
+			// contain user data, then output complete things.
+			for (Thing thingUser : things) {
+				for (Thing thingWD : thingsWithDetails) {
+					if(thingWD.getId() == thingUser.getId()) {
+						thingUser.setDetails(thingWD.getDetails());
+						continue;
+					}
+				}
+			}
 		}
-		
-		// TODO: 
-		// Now join the details with the things that already contain user data, and output THOSE.
+	}
+	
+	public String toResultString() {
+		StringBuilder stringBuilder = new StringBuilder();
+		stringBuilder.append(Thing.makeResultHeader());
+		for (Thing thing : things) {
+			stringBuilder.append(thing.toResultTxtLine());
+		}
+		return stringBuilder.toString();
 	}
 	
 }
diff --git a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/internal/OutputResultHelper.java b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/internal/OutputResultHelper.java
index f3ed241..2b55768 100644
--- a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/internal/OutputResultHelper.java
+++ b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/result/internal/OutputResultHelper.java
@@ -7,7 +7,7 @@ import xyz.veronie.bgg.result.IdString;
 public class OutputResultHelper {
 	
 	public static String floatToResult(Float f) {
-		if(f == null) {
+		if(f == null || f == 0.0) {
 			return "N/A";
 		} else {
 			return Float.toString(f.floatValue());
diff --git a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/ui/handlers/ExportResultHandler.java b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/ui/handlers/ExportResultHandler.java
index 2c6e0fe..636b737 100644
--- a/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/ui/handlers/ExportResultHandler.java
+++ b/xyz.veronie.bgg.ui/src/xyz/veronie/bgg/ui/handlers/ExportResultHandler.java
@@ -2,11 +2,19 @@
 package xyz.veronie.bgg.ui.handlers;
 
 import org.eclipse.e4.core.di.annotations.Execute;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.MessageBox;
+import org.eclipse.swt.widgets.Shell;
 
 import xyz.veronie.bgg.result.BggApi;
 import xyz.veronie.bgg.result.Thing;
 import xyz.veronie.bgg.result.ThingProvider;
+import xyz.veronie.bgg.ui.helpers.Resources;
 
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
@@ -18,21 +26,30 @@ import org.eclipse.e4.core.di.annotations.CanExecute;
 
 public class ExportResultHandler {
 	
+	private static final String RESULT_TXT = "result.txt";
+
 	@Inject
 	ThingProvider thingProvider;
 	
-	@Inject 
-	private BggApi bggApi;
-	
 	@Execute
-	public void execute() {
+	public void execute(Shell shell, BggApi bggApi) {
 		thingProvider.fetchDetails();
+		
+		String exportString = thingProvider.toResultString();
+		String resultFilePath = Resources.INSTANCE.getTmpDir() + File.separator + RESULT_TXT;
+		try {
+			BufferedWriter writer = new BufferedWriter(new FileWriter(resultFilePath));			
+			writer.write(exportString);
+			writer.close();
+		} 
+		catch (IOException e) {
+			MessageBox msgBox = new MessageBox(shell, SWT.ICON_ERROR | SWT.OK);
+			msgBox.setMessage("Could not write tmp file '" + resultFilePath + "'.");
+			msgBox.open();
+			e.printStackTrace();
+		}
 	}
 	
-
-
-
-	
 	@CanExecute
 	public boolean canExecute() {
 		return thingProvider != null;