diff --git a/.ci/build-examples.sh b/.ci/build-examples.sh
new file mode 100755
index 0000000..c7a8756
--- /dev/null
+++ b/.ci/build-examples.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+cd $PWD
+go get github.com/go-ole/go-ole/oleutil@v1.3.0
+go mod tidy
+
+:> build_errors
+find $PWD -maxdepth 2 -mindepth 1 -not -path '*/\.*' -type d -exec sh -c "cd {}; echo building {}; go build -tags=test main.go" 2>>build_log \;
+grep -v "^go: " build_log | grep -v main.go > build_errors
+if [[ $(wc -l build_errors | awk '{print $1}') == "0" ]]; then
+	exit 0
+fi
+echo BUILD ERRORS:
+cat build_errors
+echo END OF BUILD ERRORS.
+exit 1
diff --git a/.ci/validate-examples.sh b/.ci/validate-examples.sh
index 319af4e..61b7c9b 100755
--- a/.ci/validate-examples.sh
+++ b/.ci/validate-examples.sh
@@ -1,13 +1,13 @@
 #!/bin/bash
 :> errors
-output=$(find ../_examples -maxdepth 2 -mindepth 2 ! -name "metered" ! -name "offline" ! -name "metered-non-persistent-cache" ! -name "usage-logs" -print0 | xargs -0 -I{} sh -c "cd {}; echo running {}; ./main")
+output=$(find .. -maxdepth 2 -mindepth 2 -not -path '*/\.*' -type d  ! -name "metered" ! -name "offline" ! -name "metered-non-persistent-cache" ! -name "usage-logs" -print0 | xargs -0 -I{} sh -c "cd {}; echo running {}; ./main")
 if [ $? -ne 0 ]; then
     echo $output >> errors
 fi
 export PATH=$PATH:$HOME/dotnet
-find ../_examples -name "*.docx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} docx \;
-find ../_examples -name "*.xlsx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} xlsx \;
-find ../_examples -name "*.pptx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} pptx \;
+find .. -name "*.docx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} docx \;
+find .. -name "*.xlsx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} xlsx \;
+find .. -name "*.pptx" $(printf "! -name %s " $(cat skip_files)) -exec ./dotnet_run.sh {} pptx \;
 echo Errors: $(wc -l errors)
 if [[ $(wc -l errors | awk '{print $1}') == "0" ]]; then
 	exit 0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fb78014..a59bb22 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,4 +1,4 @@
-name: UniOffice CI
+name: UniOffice Examples CI
 
 on:
   push:
@@ -34,7 +34,7 @@ jobs:
           wget https://download.visualstudio.microsoft.com/download/pr/4e3b04aa-c015-4e06-a42e-05f9f3c54ed2/74d1bb68e330eea13ecfc47f7cf9aeb7/dotnet-sdk-8.0.404-linux-x64.tar.gz
           tar -xf dotnet-sdk-8.0.404-linux-x64.tar.gz
 
-      - name: test
+      - name: Test and validate examples
         run: |
           export REPO=$PWD
           cd $REPO/.ci
@@ -44,7 +44,7 @@ jobs:
           cd $REPO/.ci/openxml-validator
           $HOME/dotnet/dotnet build --configuration Release
           cd $REPO
-          ./build_examples.sh
+          ./.ci/build-examples.sh
           cd $REPO/.ci
           ./validate-examples.sh
           if [ $? -ne 0 ]
diff --git a/document/comment-list/main.go b/document/comment-list/main.go
index 40ee4db..a184881 100644
--- a/document/comment-list/main.go
+++ b/document/comment-list/main.go
@@ -25,14 +25,7 @@ func init() {
 }
 
 func main() {
-	if len(os.Args) < 2 {
-		fmt.Printf("Syntax: go run main.go input.docx\n")
-		os.Exit(1)
-	}
-
-	inputPath := os.Args[1]
-
-	doc, err := document.Open(inputPath)
+	doc, err := document.Open("sample.docx")
 	if err != nil {
 		log.Fatalf("error opening document: %s", err)
 	}
diff --git a/document/comment-list/sample.docx b/document/comment-list/sample.docx
new file mode 100644
index 0000000..3be86cf
Binary files /dev/null and b/document/comment-list/sample.docx differ
diff --git a/document/comment-remove/main.go b/document/comment-remove/main.go
index e601b25..dc7d713 100644
--- a/document/comment-remove/main.go
+++ b/document/comment-remove/main.go
@@ -10,7 +10,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"strconv"
 
 	"github.com/unidoc/unioffice/v2/common/license"
 	"github.com/unidoc/unioffice/v2/document"
@@ -26,18 +25,7 @@ func init() {
 }
 
 func main() {
-	if len(os.Args) < 3 {
-		fmt.Printf("Syntax: go run main.go input.docx comment_id\n")
-		os.Exit(1)
-	}
-
-	inputPath := os.Args[1]
-	commentId, err := strconv.Atoi(os.Args[2])
-	if err != nil {
-		log.Fatalf("error parsing comment id: %s", err)
-	}
-
-	doc, err := document.Open(inputPath)
+	doc, err := document.Open("sample.docx")
 	if err != nil {
 		log.Fatalf("error opening document: %s", err)
 	}
@@ -45,9 +33,10 @@ func main() {
 
 	listComments(doc)
 
-	if sucess := doc.RemoveComment(int64(commentId)); !sucess {
-		fmt.Println("Failed removing comment")
+	commentId := int64(2)
 
+	if ok := doc.RemoveComment(commentId); !ok {
+		fmt.Println("Failed removing comment")
 		return
 	}
 
diff --git a/document/comment-remove/sample.docx b/document/comment-remove/sample.docx
new file mode 100644
index 0000000..3be86cf
Binary files /dev/null and b/document/comment-remove/sample.docx differ
diff --git a/document/node-remove/main.go b/document/node-remove/main.go
index 0aec7d7..2e17b15 100644
--- a/document/node-remove/main.go
+++ b/document/node-remove/main.go
@@ -4,7 +4,6 @@
 package main
 
 import (
-	"fmt"
 	"log"
 	"os"
 
@@ -20,16 +19,7 @@ func init() {
 }
 
 func main() {
-	args := os.Args
-	if len(args) < 2 {
-		fmt.Printf("Usage %s go run main.go input.docx output.docx", os.Args[0])
-		return
-	}
-
-	inputPath := args[1]
-	outputPath := args[2]
-
-	doc, err := document.Open(inputPath)
+	doc, err := document.Open("sample.docx")
 	if err != nil {
 		log.Fatalf("error opening document: %s", err)
 	}
@@ -46,7 +36,7 @@ func main() {
 		}
 	}
 
-	err = doc.SaveToFile(outputPath)
+	err = doc.SaveToFile("output.docx")
 	if err != nil {
 		panic(err)
 	}
diff --git a/document/template-with-header/letter_template.docx b/document/template-with-header/letter_template.docx
index 2a8fb75..72f1e49 100755
Binary files a/document/template-with-header/letter_template.docx and b/document/template-with-header/letter_template.docx differ
diff --git a/document/use-template/use-template.docx b/document/use-template/use-template.docx
new file mode 100644
index 0000000..0f51a2b
Binary files /dev/null and b/document/use-template/use-template.docx differ
diff --git a/license/usage-logs/grocery_list.docx b/license/usage-logs/grocery_list.docx
index 4f436f7..5ed04a6 100644
Binary files a/license/usage-logs/grocery_list.docx and b/license/usage-logs/grocery_list.docx differ
diff --git a/license/usage-logs/updated_list.docx b/license/usage-logs/updated_list.docx
index 7e0ff0c..c9d8731 100644
Binary files a/license/usage-logs/updated_list.docx and b/license/usage-logs/updated_list.docx differ
diff --git a/presentation/copy-reorder-slide/main.go b/presentation/copy-reorder-slide/main.go
index dca5f3c..464633d 100644
--- a/presentation/copy-reorder-slide/main.go
+++ b/presentation/copy-reorder-slide/main.go
@@ -43,7 +43,7 @@ func main() {
 	}
 
 	// move inserted slide to the very beginning of presentation, it becomes slide 0
-	err = pptTo.MoveSlide(4, 0)
+	err = pptTo.MoveSlide(len(pptTo.Slides())-1, 1)
 	if err != nil {
 		fmt.Println("error moving slide ", err)
 		os.Exit(1)
diff --git a/presentation/use-template-sales/main.go b/presentation/use-template-sales/main.go
new file mode 100644
index 0000000..4de91dc
--- /dev/null
+++ b/presentation/use-template-sales/main.go
@@ -0,0 +1,157 @@
+// Copyright 2025 FoxyUtils ehf. All rights reserved.
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"encoding/json"
+
+	"github.com/unidoc/unioffice/v2/common/license"
+	"github.com/unidoc/unioffice/v2/schema/soo/pml"
+
+	"github.com/unidoc/unioffice/v2/presentation"
+)
+
+type SaleInfo struct {
+	Area      string
+	Sale      string
+	Customers int
+	Manager   string
+}
+
+type Data struct {
+	Year     int
+	ID       string
+	SaleData []SaleInfo
+}
+
+func init() {
+	// Make sure to load your metered License API key prior to using the library.
+	// If you need a key, you can sign up and create a free one at https://cloud.unidoc.io
+	err := license.SetMeteredKey(os.Getenv(`UNIDOC_LICENSE_API_KEY`))
+	if err != nil {
+		panic(err)
+	}
+}
+
+func main() {
+	jsonData := []byte(`
+		{
+			"year":2020,
+			"id":"JI23SA",
+			"SaleData":[
+				{
+					"area": "Michigan",
+					"sale": "10 million",
+					"customers": 10000,
+					"manager": "Henry"
+				},
+				{
+					"area": "Cincinnati",
+					"sale": "2 million",
+					"customers": 490,
+					"manager": "John Green"
+				},
+				{
+					"area": "Washington",
+					"sale": "150 million",
+					"customers": 100000,
+					"manager": "Smith Johnson"
+				}
+			]
+		}
+	`)
+
+	ppt, err := presentation.OpenTemplate("template.pptx")
+	if err != nil {
+		log.Fatalf("unable to open template: %s", err)
+	}
+	defer ppt.Close()
+
+	for i, layout := range ppt.SlideLayouts() {
+		fmt.Println(i, " LL ", layout.Name(), "/", layout.Type())
+	}
+
+	var res Data
+	err = json.Unmarshal(jsonData, &res)
+	if err != nil {
+		log.Fatalf("error unmarshalling JSON: %s", err)
+	}
+	saleData := res.SaleData
+
+	for _, data := range saleData { // Iterate through the sale data
+		// Remove any existing slides
+		for _, s := range ppt.Slides() {
+			err := ppt.RemoveSlide(s)
+			if err != nil {
+				log.Fatalf("error removing slide: %s", err)
+			}
+		}
+
+		l, err := ppt.GetLayoutByName("Title and Caption")
+		if err != nil {
+			log.Fatalf("error retrieving layout: %s", err)
+		}
+
+		sld, err := ppt.AddDefaultSlideWithLayout(l)
+		if err != nil {
+			log.Fatalf("error adding slide: %s", err)
+		}
+
+		ph, err := sld.GetPlaceholder(pml.ST_PlaceholderTypeTitle)
+		if err != nil {
+			log.Fatalf("error getting placeholder type title: %s", err)
+		}
+
+		ph.SetText(fmt.Sprintf("Sale Data For: %s", data.Area))
+
+		ph, err = sld.GetPlaceholder(pml.ST_PlaceholderTypeBody)
+		if err != nil {
+			log.Fatalf("error getting placeholder type body: %s", err)
+		}
+
+		ph.SetText("Created with github.com/unidoc/unioffice/")
+
+		tac, err := ppt.GetLayoutByName("Title and Content")
+		if err != nil {
+			log.Fatalf("error retrieving layout: %s", err)
+		}
+
+		sld, err = ppt.AddDefaultSlideWithLayout(tac)
+		if err != nil {
+			log.Fatalf("error adding slide: %s", err)
+		}
+
+		ph, err = sld.GetPlaceholder(pml.ST_PlaceholderTypeTitle)
+		if err != nil {
+			log.Fatalf("error getting placeholder type title: %s", err)
+		}
+
+		ph.SetText(fmt.Sprintf("Data for %s, Managed by %s", data.Area, data.Manager))
+
+		ph, err = sld.GetPlaceholderByIndex(1)
+		if err != nil {
+			log.Fatalf("error getting placeholder by index: %s", err)
+		}
+
+		ph.ClearAll()
+
+		para := ph.AddParagraph()
+		run := para.AddRun()
+		run.SetText(fmt.Sprintf("Here is the number of sales in %s: $%s", data.Area, data.Sale))
+
+		para = ph.AddParagraph()
+		run = para.AddRun()
+		run.SetText(fmt.Sprintf("Number of Customers: %d", data.Customers))
+
+		para = ph.AddParagraph()
+		run = para.AddRun()
+		run.SetText(fmt.Sprintf("Manager: %s", data.Manager))
+
+		if err := ppt.SaveToFile(fmt.Sprintf("%s.pptx", data.Area)); err != nil {
+			log.Fatalf("error saving presentation: %s", err)
+		}
+	}
+}
diff --git a/presentation/use-template-sales/template.pptx b/presentation/use-template-sales/template.pptx
new file mode 100644
index 0000000..10831af
Binary files /dev/null and b/presentation/use-template-sales/template.pptx differ
diff --git a/spreadsheet/line-chart-from-csv/main.go b/spreadsheet/line-chart-from-csv/main.go
index 90a9d16..11a6741 100644
--- a/spreadsheet/line-chart-from-csv/main.go
+++ b/spreadsheet/line-chart-from-csv/main.go
@@ -23,16 +23,7 @@ func init() {
 }
 
 func main() {
-	args := os.Args
-	if len(args) < 2 {
-		fmt.Printf("Usage %s go run main.go input.csv output.xlsx", os.Args[0])
-		return
-	}
-
-	inputPath := args[1]
-	outputPath := args[2]
-
-	sliceData, err := readCsv(inputPath)
+	sliceData, err := readCsv("example-data.csv")
 	if err != nil {
 		log.Fatalf("error reading csv: %s", err)
 	}
@@ -99,7 +90,7 @@ func main() {
 		log.Fatalf("error validating sheet: %s", err)
 	}
 
-	if err := ss.SaveToFile(outputPath); err != nil {
+	if err := ss.SaveToFile("output.xlsx"); err != nil {
 		log.Fatalf("error saving: %s", err)
 	}
 }
diff --git a/spreadsheet/line-chart-from-csv/output.xlsx b/spreadsheet/line-chart-from-csv/output.xlsx
index 293e935..6be4b80 100644
Binary files a/spreadsheet/line-chart-from-csv/output.xlsx and b/spreadsheet/line-chart-from-csv/output.xlsx differ
diff --git a/spreadsheet/multiple-charts-from-csv/charts-from-csv.xlsx b/spreadsheet/multiple-charts-from-csv/charts-from-csv.xlsx
index 50cfbe9..9f805ec 100644
Binary files a/spreadsheet/multiple-charts-from-csv/charts-from-csv.xlsx and b/spreadsheet/multiple-charts-from-csv/charts-from-csv.xlsx differ