diff --git a/cenv.go b/cenv.go
index c574ab8..1ef4808 100644
--- a/cenv.go
+++ b/cenv.go
@@ -1,6 +1,6 @@
 package cenv
 
-import "github.com/echo-webkom/cenv/cenv"
+import "github.com/echo-webkom/cenv/internal"
 
 const (
 	defaultEnvPath    = ".env"
@@ -14,9 +14,14 @@ const (
 // The default path for both .env and cenv.schema.json are used, which are
 // both in the project root directory. To specify path use LoadEx()
 func Load() error {
-	return cenv.LoadAndCheck(defaultEnvPath, defaultSchemaPath)
+	return internal.LoadAndCheck(defaultEnvPath, defaultSchemaPath, false)
 }
 
 func LoadEx(envPath string, schemaPath string) error {
-	return cenv.LoadAndCheck(envPath, schemaPath)
+	return internal.LoadAndCheck(envPath, schemaPath, false)
+}
+
+// Verify that the values in the loaded environment mathces the schema.
+func Verify() error {
+	return internal.LoadAndCheck(defaultEnvPath, defaultSchemaPath, true)
 }
diff --git a/cmd/cmd.go b/cmd/cmd.go
index 311c663..ef9b1d6 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -5,7 +5,7 @@ import (
 	"os"
 	"os/exec"
 
-	"github.com/echo-webkom/cenv/cenv"
+	"github.com/echo-webkom/cenv/internal"
 	"github.com/fatih/color"
 )
 
@@ -15,8 +15,12 @@ func showHelp() {
 	fmt.Println("Commands:")
 	fmt.Println("    check     Check if .env matches schema")
 	fmt.Println("    update    Generate schema based on .env")
-	fmt.Println("    fix       Automatically fix issues with the .env")
-	fmt.Println("              Tries to reuse previous env values")
+	fmt.Println("    fix       Fix will")
+	fmt.Println("                 create .env if one does not exist")
+	fmt.Println("                 fill in default/public values for empty fields")
+	fmt.Println("                 automatically fix issues with the .env if any")
+	fmt.Println("                 always reuse values already in the .env")
+	fmt.Println("    tags      Show list of available tags and their uses")
 	fmt.Println("    help      Show this help message")
 	fmt.Println("    version   Show version")
 	fmt.Println("    upgrade   Upgrade to latest version")
@@ -29,6 +33,22 @@ func showHelp() {
 	fmt.Println()
 }
 
+func showTags() {
+	fmt.Println("List of tags")
+	fmt.Println()
+	fmt.Println("   required        Field has to have a non-empty value")
+	fmt.Println("   public          Field is static and shown in schema")
+	fmt.Println("   default <value> Field will be set to given default value if empty")
+	fmt.Println("   length <n>      Field must have given length")
+	fmt.Println("   format <fmt>    Field must have given format (gokenizer pattern)")
+	fmt.Println("                   See github.com/jesperkha/gokenizer")
+	fmt.Println("   enum <values>   Field must be one of the given values")
+	fmt.Println("                   Values are separated by a |")
+	fmt.Println("                   Example: @enum user | admin | guest")
+	fmt.Println()
+
+}
+
 func errorExitS(message string) {
 	color.RGB(237, 93, 83).Println(fmt.Sprintf("cenv: %s", message))
 	os.Exit(1)
@@ -78,6 +98,11 @@ func Run() {
 		return
 	}
 
+	if command == "tags" {
+		showTags()
+		return
+	}
+
 	if command == "version" || command == "--version" || command == "-v" {
 		if Version == "" {
 			fmt.Println("you are running a development version")
@@ -101,21 +126,21 @@ func Run() {
 	}
 
 	if command == "fix" {
-		if err := cenv.Fix(envPath, schemaPath); err != nil {
+		if err := internal.Fix(envPath, schemaPath); err != nil {
 			errorExit(err)
 		}
 		return
 	}
 
 	if command == "check" {
-		if err := cenv.Check(envPath, schemaPath); err != nil {
+		if err := internal.Check(envPath, schemaPath); err != nil {
 			errorExit(err)
 		}
 		return
 	}
 
 	if command == "update" {
-		if err := cenv.Update(envPath, schemaPath); err != nil {
+		if err := internal.Update(envPath, schemaPath); err != nil {
 			errorExit(err)
 		}
 		return
diff --git a/cenv/cenv.go b/internal/cenv.go
similarity index 99%
rename from cenv/cenv.go
rename to internal/cenv.go
index 4e5ebfa..9867a33 100644
--- a/cenv/cenv.go
+++ b/internal/cenv.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"fmt"
diff --git a/cenv/cenv_test.go b/internal/cenv_test.go
similarity index 94%
rename from cenv/cenv_test.go
rename to internal/cenv_test.go
index 16213c1..85619e6 100644
--- a/cenv/cenv_test.go
+++ b/internal/cenv_test.go
@@ -1,4 +1,4 @@
-package cenv_test
+package internal_test
 
 import (
 	"os"
@@ -6,7 +6,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/echo-webkom/cenv/cenv"
+	"github.com/echo-webkom/cenv/internal"
 )
 
 func TestUpdate(t *testing.T) {
@@ -45,7 +45,7 @@ func TestUpdate(t *testing.T) {
 				t.Fatalf("failed to write cenv.schema.json file: %v", err)
 			}
 
-			err := cenv.Update(envPath, schemaPath)
+			err := internal.Update(envPath, schemaPath)
 			if (err != nil) && !test.expectError {
 				t.Fatalf("Update failed: %v", err)
 			}
@@ -103,7 +103,7 @@ FOO=bar`,
 				t.Fatalf("failed to write cenv.schema.json file: %v", err)
 			}
 
-			err := cenv.Check(envPath, schemaPath)
+			err := internal.Check(envPath, schemaPath)
 			if (err != nil) && !test.expectError {
 				t.Fatalf("Check failed: %v", err)
 			}
@@ -139,7 +139,7 @@ func TestFix(t *testing.T) {
 				t.Fatalf("failed to write cenv.schema.json file: %v", err)
 			}
 
-			if err := cenv.Fix(envPath, schemaPath); err != nil {
+			if err := internal.Fix(envPath, schemaPath); err != nil {
 				t.Fatalf("Fix failed: %v", err)
 			}
 
diff --git a/cenv/error.go b/internal/error.go
similarity index 95%
rename from cenv/error.go
rename to internal/error.go
index 5771062..31c286c 100644
--- a/cenv/error.go
+++ b/internal/error.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"errors"
diff --git a/cenv/parser.go b/internal/parser.go
similarity index 99%
rename from cenv/parser.go
rename to internal/parser.go
index 5a48202..b7c5be2 100644
--- a/cenv/parser.go
+++ b/internal/parser.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"fmt"
diff --git a/cenv/parser_test.go b/internal/parser_test.go
similarity index 99%
rename from cenv/parser_test.go
rename to internal/parser_test.go
index 122f42f..4466181 100644
--- a/cenv/parser_test.go
+++ b/internal/parser_test.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"os"
diff --git a/cenv/pkg.go b/internal/pkg.go
similarity index 70%
rename from cenv/pkg.go
rename to internal/pkg.go
index 532e918..933dc7b 100644
--- a/cenv/pkg.go
+++ b/internal/pkg.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"os"
@@ -6,13 +6,13 @@ import (
 	"github.com/joho/godotenv"
 )
 
-func LoadAndCheck(envPath, schemaPath string) error {
+func LoadAndCheck(envPath, schemaPath string, ignoreEnv bool) error {
 	env, err := ReadSchema(schemaPath)
 	if err != nil {
 		return err
 	}
 
-	if err := godotenv.Load(envPath); err != nil {
+	if err := godotenv.Load(envPath); !ignoreEnv && err != nil {
 		return err
 	}
 
diff --git a/cenv/schema.go b/internal/schema.go
similarity index 99%
rename from cenv/schema.go
rename to internal/schema.go
index ba39c69..02694e2 100644
--- a/cenv/schema.go
+++ b/internal/schema.go
@@ -1,4 +1,4 @@
-package cenv
+package internal
 
 import (
 	"encoding/json"