diff --git a/MVMCoreUI.xcodeproj/project.pbxproj b/MVMCoreUI.xcodeproj/project.pbxproj
index b47d64d3..1c561bdd 100644
--- a/MVMCoreUI.xcodeproj/project.pbxproj
+++ b/MVMCoreUI.xcodeproj/project.pbxproj
@@ -305,6 +305,7 @@
 		D2E2A99823D8D63C000B42E6 /* ActionDetailWithImageModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D2E2A99723D8D63C000B42E6 /* ActionDetailWithImageModel.swift */; };
 		D2E2A99A23D8D6B4000B42E6 /* HeadlineBodyButtonModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D2E2A99923D8D6B4000B42E6 /* HeadlineBodyButtonModel.swift */; };
 		D2E2A99C23D8D975000B42E6 /* ImageHeadlineBodyModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D2E2A99B23D8D975000B42E6 /* ImageHeadlineBodyModel.swift */; };
+		D2E2A99D23DA3217000B42E6 /* UIStackViewAlignment+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0A209CD223A7E2810068F8B0 /* UIStackViewAlignment+Extension.swift */; };
 		D2FB151B23A2B65B00C20E10 /* MoleculeContainer.swift in Sources */ = {isa = PBXBuildFile; fileRef = D2FB151A23A2B65B00C20E10 /* MoleculeContainer.swift */; };
 		D2FB151D23A40F1500C20E10 /* MoleculeStackItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = D2FB151C23A40F1500C20E10 /* MoleculeStackItem.swift */; };
 		DB06250B2293456500B72DD3 /* LeftRightLabelView.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB06250A2293456500B72DD3 /* LeftRightLabelView.swift */; };
@@ -1532,6 +1533,7 @@
 				D29DF2B421E7B76D003B2FB9 /* MFLoadingSpinner.m in Sources */,
 				D260106323D0C05000764D80 /* StackItemModel.swift in Sources */,
 				D2E2A99823D8D63C000B42E6 /* ActionDetailWithImageModel.swift in Sources */,
+				D2E2A99D23DA3217000B42E6 /* UIStackViewAlignment+Extension.swift in Sources */,
 				01EB369423609801006832FA /* HeadlineBodyModel.swift in Sources */,
 				0A21DB7F235DECC500C160A2 /* EntryField.swift in Sources */,
 				D2C5001921F8ECDD001DA659 /* MVMCoreUIViewControllerMappingObject.m in Sources */,
diff --git a/MVMCoreUI/Atoms/Views/ProgressBarModel.swift b/MVMCoreUI/Atoms/Views/ProgressBarModel.swift
index 2efa0403..dd53afac 100644
--- a/MVMCoreUI/Atoms/Views/ProgressBarModel.swift
+++ b/MVMCoreUI/Atoms/Views/ProgressBarModel.swift
@@ -9,7 +9,7 @@
 import Foundation
 
 @objcMembers public class ProgressBarModel: MoleculeModelProtocol {
-    public static var identifier: String = "progressbar"
+    public static var identifier: String = "progressBar"
     @Percent public var percent: CGFloat
     public var progressColor: Color = Color(uiColor: .mfCerulean())
     public var backgroundColor: Color? = Color(uiColor: .mfLightSilver())
diff --git a/MVMCoreUI/BaseClasses/Button.swift b/MVMCoreUI/BaseClasses/Button.swift
index 0c5d4bec..0a382705 100644
--- a/MVMCoreUI/BaseClasses/Button.swift
+++ b/MVMCoreUI/BaseClasses/Button.swift
@@ -12,8 +12,8 @@ public typealias ButtonAction = (Button) -> ()
     //--------------------------------------------------
     // MARK: - Properties
     //--------------------------------------------------
-    public var model: MoleculeModelProtocol?
-    public var actionModel: ActionModelProtocol?
+    open var model: MoleculeModelProtocol?
+    open var actionModel: ActionModelProtocol?
     
     private var initialSetupPerformed = false
     
@@ -23,7 +23,7 @@ public typealias ButtonAction = (Button) -> ()
     // MARK: - Delegate
     //--------------------------------------------------
     
-    public weak var buttonDelegate: ButtonDelegateProtocol?
+    open weak var buttonDelegate: ButtonDelegateProtocol?
     
     //--------------------------------------------------
     // MARK: - Initializers
@@ -48,6 +48,7 @@ public typealias ButtonAction = (Button) -> ()
     // MARK: - Setup
     //--------------------------------------------------
     
+    /// Required to be called any init. Ensures setupView() only gets called once
     public func initialSetup() {
         
         if !initialSetupPerformed {
@@ -60,16 +61,17 @@ public typealias ButtonAction = (Button) -> ()
     // MARK: - Methods
     //--------------------------------------------------
     
-    public func addActionBlock( event: Event, _ buttonBlock: @escaping ButtonAction) {
+    /// Adds a block to be performed for the given event.
+    open func addActionBlock(event: Event, _ buttonBlock: @escaping ButtonAction) {
         self.buttonAction = buttonBlock
         addTarget(self, action: #selector(callActionBlock(_:)), for: event)
     }
     
-    func callActionBlock(_ sender: Button) {
+    @objc private func callActionBlock(_ sender: Button) {
         buttonAction?(self)
     }
     
-    public func set(with actionModel: ActionModelProtocol, delegateObject: MVMCoreUIDelegateObject?, additionalData: [AnyHashable: Any]?) {
+    open func set(with actionModel: ActionModelProtocol, delegateObject: MVMCoreUIDelegateObject?, additionalData: [AnyHashable: Any]?) {
         self.actionModel = actionModel
         buttonDelegate = delegateObject?.buttonDelegate
         
@@ -104,14 +106,13 @@ public typealias ButtonAction = (Button) -> ()
     }
 }
 
-
 // MARK: - MVMCoreViewProtocol
 extension Button: MVMCoreViewProtocol {
     
-    public func updateView(_ size: CGFloat) {}
+    open func updateView(_ size: CGFloat) {}
     
     /// Will be called only once.
-    public func setupView() {
+    open func setupView() {
         translatesAutoresizingMaskIntoConstraints = false
         insetsLayoutMarginsFromSafeArea = false
         titleLabel?.numberOfLines = 0
@@ -121,7 +122,7 @@ extension Button: MVMCoreViewProtocol {
 
 // MARK: - MVMCoreUIMoleculeViewProtocol
 extension Button: MVMCoreUIMoleculeViewProtocol {
-    public func reset() {
+    open func reset() {
         backgroundColor = .clear
     }
 }
diff --git a/MVMCoreUI/BaseClasses/Control.swift b/MVMCoreUI/BaseClasses/Control.swift
index ed1c1874..d73e0fef 100644
--- a/MVMCoreUI/BaseClasses/Control.swift
+++ b/MVMCoreUI/BaseClasses/Control.swift
@@ -13,7 +13,7 @@ import UIKit
     // MARK: - Properties
     //--------------------------------------------------
     open var json: [AnyHashable: Any]?
-    public var model: MoleculeModelProtocol?
+    open var model: MoleculeModelProtocol?
 
     private var initialSetupPerformed = false
 
@@ -78,10 +78,10 @@ extension Control: AppleGuidelinesProtocol {
 // MARK: - MVMCoreViewProtocol
 extension Control: MVMCoreViewProtocol {
     
-    public func updateView(_ size: CGFloat) {}
+    open func updateView(_ size: CGFloat) {}
     
     /// Will be called only once.
-    public func setupView() {
+    open func setupView() {
         translatesAutoresizingMaskIntoConstraints = false
         insetsLayoutMarginsFromSafeArea = false
     }
@@ -97,7 +97,7 @@ extension Control: MVMCoreUIMoleculeViewProtocol {
         }
     }
     
-    public func reset() {
+    open func reset() {
         backgroundColor = .clear
     }
 }
diff --git a/MVMCoreUI/Utility/UIStackViewAlignment+Extension.swift b/MVMCoreUI/Utility/UIStackViewAlignment+Extension.swift
index 18afca83..b2c4b82b 100644
--- a/MVMCoreUI/Utility/UIStackViewAlignment+Extension.swift
+++ b/MVMCoreUI/Utility/UIStackViewAlignment+Extension.swift
@@ -30,6 +30,11 @@ import Foundation
      try container.encode(alignment.rawValueString, forKey: .alignment)
  }
  */
+
+enum AlignmentError: Error {
+    case notAnAlignment
+}
+
 extension UIStackView.Alignment: RawRepresentable {
     
     init?(rawValue: String) {
@@ -70,3 +75,19 @@ extension UIStackView.Alignment: RawRepresentable {
         }
     }
 }
+
+extension UIStackView.Alignment: Codable {
+    public init(from decoder: Decoder) throws {
+        let typeContainer = try decoder.singleValueContainer()
+        let string = try typeContainer.decode(String.self)
+        guard let alignment = UIStackView.Alignment(rawValue: string) else {
+            throw AlignmentError.notAnAlignment
+        }
+        self = alignment
+    }
+    
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.singleValueContainer()
+        try container.encode(rawValueString)
+    }
+}