diff --git a/README.md b/README.md
index 16db304..9ee6c5c 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 <p align="left">
 <a href="https://developer.apple.com/swift"><img src="https://img.shields.io/badge/Swift2-compatible-4BC51D.svg?style=flat" alt="Swift 2 compatible" /></a>
 <img src="https://img.shields.io/badge/platform-iOS-blue.svg?style=flat" alt="Platform iOS" />
-<a href="https://cocoapods.org/pods/tablet"><img src="https://img.shields.io/badge/pod-0.2.1-blue.svg" alt="CocoaPods compatible" /></a>
+<a href="https://cocoapods.org/pods/tablet"><img src="https://img.shields.io/badge/pod-0.2.3-blue.svg" alt="CocoaPods compatible" /></a>
 <a href="https://raw.githubusercontent.com/maxsokolov/tablet/master/LICENSE"><img src="http://img.shields.io/badge/license-MIT-blue.svg?style=flat" alt="License: MIT" /></a>
 </p>
 
diff --git a/Tablet.podspec b/Tablet.podspec
index d6f53a6..be5eb30 100644
--- a/Tablet.podspec
+++ b/Tablet.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
     s.name                  = 'Tablet'
-    s.version               = '0.2.2'
+    s.version               = '0.2.3'
 
     s.homepage              = 'https://github.com/maxsokolov/tablet'
     s.summary               = 'Powerful type-safe tool for UITableView. Swift 2.0 is required.'
diff --git a/Tablet/TableDirector.swift b/Tablet/TableDirector.swift
index 116ed75..bdec698 100644
--- a/Tablet/TableDirector.swift
+++ b/Tablet/TableDirector.swift
@@ -28,6 +28,7 @@ public class TableDirector: NSObject, UITableViewDataSource, UITableViewDelegate
 
     private weak var tableView: UITableView!
     private var sections = [TableSectionBuilder]()
+    public var scrollDelegate: UIScrollViewDelegate?
     
     public init(tableView: UITableView) {
         super.init()
@@ -73,6 +74,14 @@ public class TableDirector: NSObject, UITableViewDataSource, UITableViewDelegate
             builder.0.invokeAction(.custom(action.key), cell: action.cell, indexPath: indexPath, itemIndex: builder.1, userInfo: action.userInfo)
         }
     }
+
+    public override func respondsToSelector(selector: Selector) -> Bool {
+        return super.respondsToSelector(selector) || scrollDelegate?.respondsToSelector(selector) == true
+    }
+
+    public override func forwardingTargetForSelector(selector: Selector) -> AnyObject? {
+        return scrollDelegate?.respondsToSelector(selector) == true ? scrollDelegate : super.forwardingTargetForSelector(selector)
+    }
 }
 
 public extension TableDirector {
diff --git a/Tablet/TableRowBuilder.swift b/Tablet/TableRowBuilder.swift
index 8579f68..d3a3b8b 100644
--- a/Tablet/TableRowBuilder.swift
+++ b/Tablet/TableRowBuilder.swift
@@ -28,7 +28,7 @@ internal enum ActionHandler<I, C> {
     case actionBlock((data: ActionData<I, C>) -> Void)
     case actionReturnBlock((data: ActionData<I, C>) -> AnyObject?)
     
-    func invoke(data: ActionData<I, C>) -> AnyObject? {
+    func invoke(data: ActionData<I, C>) -> ReturnValue {
 
         switch (self) {
         case .actionBlock(let closure):
@@ -56,14 +56,14 @@ public class TableRowBuilder<I, C where C: UITableViewCell> : RowBuilder {
         }
     }
     
-    public init(item: I, id: String? = nil, estimatedRowHeight: CGFloat = UITableViewAutomaticDimension) {
+    public init(item: I, id: String? = nil, estimatedRowHeight: CGFloat) {
         
         reusableIdentifier = id ?? NSStringFromClass(C).componentsSeparatedByString(".").last ?? ""
         self.estimatedRowHeight = estimatedRowHeight
         items.append(item)
     }
     
-    public init(items: [I]? = nil, id: String? = nil, estimatedRowHeight: CGFloat = UITableViewAutomaticDimension) {
+    public init(items: [I]? = nil, id: String? = nil, estimatedRowHeight: CGFloat) {
 
         reusableIdentifier = id ?? NSStringFromClass(C).componentsSeparatedByString(".").last ?? ""
         self.estimatedRowHeight = estimatedRowHeight
@@ -129,11 +129,11 @@ public class TableRowBuilder<I, C where C: UITableViewCell> : RowBuilder {
 */
 public class TableConfigurableRowBuilder<I, C: ConfigurableCell where C.Item == I, C: UITableViewCell> : TableRowBuilder<I, C> {
 
-    public init(item: I, estimatedRowHeight: CGFloat = UITableViewAutomaticDimension) {
+    public init(item: I, estimatedRowHeight: CGFloat) {
         super.init(item: item, id: C.reusableIdentifier(), estimatedRowHeight: estimatedRowHeight)
     }
 
-    public init(items: [I]? = nil, estimatedRowHeight: CGFloat = UITableViewAutomaticDimension) {
+    public init(items: [I]? = nil, estimatedRowHeight: CGFloat) {
         super.init(items: items, id: C.reusableIdentifier(), estimatedRowHeight: estimatedRowHeight)
     }
 
diff --git a/Tablet/Tablet.swift b/Tablet/Tablet.swift
index ce40387..ac0e9a0 100644
--- a/Tablet/Tablet.swift
+++ b/Tablet/Tablet.swift
@@ -109,7 +109,7 @@ public extension ConfigurableCell where Self: UITableViewCell {
 
     static func reusableIdentifier() -> String {
 
-        return NSStringFromClass(self).componentsSeparatedByString(".").last ?? ""
+        return String(self.dynamicType).componentsSeparatedByString(".").last ?? ""
     }
 }
 
diff --git a/TabletDemo/TabletDemo.xcodeproj/project.xcworkspace/xcuserdata/max.xcuserdatad/UserInterfaceState.xcuserstate b/TabletDemo/TabletDemo.xcodeproj/project.xcworkspace/xcuserdata/max.xcuserdatad/UserInterfaceState.xcuserstate
index 0cc2ecd..dc4bb6a 100644
Binary files a/TabletDemo/TabletDemo.xcodeproj/project.xcworkspace/xcuserdata/max.xcuserdatad/UserInterfaceState.xcuserstate and b/TabletDemo/TabletDemo.xcodeproj/project.xcworkspace/xcuserdata/max.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/TabletDemo/TabletDemo/ViewController.swift b/TabletDemo/TabletDemo/ViewController.swift
index 1c20338..50d971f 100644
--- a/TabletDemo/TabletDemo/ViewController.swift
+++ b/TabletDemo/TabletDemo/ViewController.swift
@@ -8,7 +8,7 @@
 
 import UIKit
 
-class ViewController: UIViewController {
+class ViewController: UIViewController, UIScrollViewDelegate {
 
     @IBOutlet weak var tableView: UITableView!
     var tableDirector: TableDirector!
@@ -17,8 +17,9 @@ class ViewController: UIViewController {
         super.viewDidLoad()
 
         tableDirector = TableDirector(tableView: tableView)
+        tableDirector.scrollDelegate = self
 
-        let rowBuilder = TableRowBuilder<Int, UITableViewCell>(items: [1, 2, 3, 4], id: "cell")
+        let rowBuilder = TableRowBuilder<Int, UITableViewCell>(items: [1, 2, 3, 4], id: "cell", estimatedRowHeight: 44)
             .action(.configure) { data in
 
                 data.cell?.textLabel?.text = "\(data.item)"
@@ -54,12 +55,16 @@ class ViewController: UIViewController {
                 data.cell!.contentLabel.text = "Tablet is a super lightweight yet powerful generic library that handles a complexity of UITableView's datasource and delegate methods in a Swift environment. Tablet's goal is to provide an easiest way to create complex table views. With Tablet you don't have to write a messy code of switch or if statements when you deal with bunch of different cells in different sections."
             }
 
-        let myRowBuilder = TableRowBuilder<Int, MyTableViewCell>(item: 0, id: "cellll")
+        let myRowBuilder = TableRowBuilder<Int, MyTableViewCell>(item: 0, id: "cellll", estimatedRowHeight: 44)
 
         let sectionBuilder = TableSectionBuilder(headerTitle: "Tablet", footerTitle: "Deal with table view like a boss.", rowBuilders: [rowBuilder, configurableRowBuilder, myRowBuilder])
 
         tableDirector += sectionBuilder
 
-        sectionBuilder.appendRowBuilder(TableRowBuilder<Int, MyNibTableViewCell>(item: 0))
+        sectionBuilder.appendRowBuilder(TableRowBuilder<Int, MyNibTableViewCell>(item: 0, estimatedRowHeight: 44))
+    }
+    
+    func scrollViewWillBeginDragging(scrollView: UIScrollView) {
+        print("begin dragging")
     }
 }
\ No newline at end of file