diff --git a/Drop Down TextField/Main.storyboard b/Drop Down TextField/Main.storyboard
index a3838e0..785b801 100644
--- a/Drop Down TextField/Main.storyboard	
+++ b/Drop Down TextField/Main.storyboard	
@@ -1,17 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13196" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="oXV-Wr-hOJ">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13771" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="oXV-Wr-hOJ">
     <device id="retina4_7" orientation="portrait">
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
         <deployment version="2304" identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13173"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13772"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="Stack View standard spacing" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
-        <!--View Controller-->
+        <!--Data Source-->
         <scene sceneID="2Xr-pV-3Eb">
             <objects>
                 <viewController id="KdE-C4-cxl" customClass="ViewController" sceneMemberID="viewController">
@@ -36,6 +36,10 @@
                                         </constraints>
                                         <fontDescription key="fontDescription" type="system" pointSize="14"/>
                                         <textInputTraits key="textInputTraits"/>
+                                        <connections>
+                                            <outlet property="dataSource" destination="KdE-C4-cxl" id="4bq-an-6oX"/>
+                                            <outlet property="delegate" destination="KdE-C4-cxl" id="HTI-g7-GFs"/>
+                                        </connections>
                                     </textField>
                                     <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" text="Text Picker Mode" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="4gQ-pG-HWu">
                                         <rect key="frame" x="0.0" y="80" width="335" height="29"/>
@@ -54,6 +58,10 @@
                                         <userDefinedRuntimeAttributes>
                                             <userDefinedRuntimeAttribute type="boolean" keyPath="isOptionalDropDown" value="YES"/>
                                         </userDefinedRuntimeAttributes>
+                                        <connections>
+                                            <outlet property="dataSource" destination="KdE-C4-cxl" id="9St-YB-kDs"/>
+                                            <outlet property="delegate" destination="KdE-C4-cxl" id="lop-VG-MCl"/>
+                                        </connections>
                                     </textField>
                                     <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" text="Date Picker Mode" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Oe8-Vc-jqS">
                                         <rect key="frame" x="0.0" y="160" width="335" height="29"/>
@@ -72,15 +80,19 @@
                                         <userDefinedRuntimeAttributes>
                                             <userDefinedRuntimeAttribute type="boolean" keyPath="isOptionalDropDown" value="NO"/>
                                         </userDefinedRuntimeAttributes>
+                                        <connections>
+                                            <outlet property="dataSource" destination="KdE-C4-cxl" id="V3N-K6-K6U"/>
+                                            <outlet property="delegate" destination="KdE-C4-cxl" id="ACt-0o-BPA"/>
+                                        </connections>
                                     </textField>
                                     <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" text="Time Picker Mode" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="laH-Ch-1LA">
-                                        <rect key="frame" x="0.0" y="240" width="335" height="28.5"/>
+                                        <rect key="frame" x="0.0" y="240" width="335" height="29"/>
                                         <fontDescription key="fontDescription" type="system" pointSize="17"/>
                                         <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                         <nil key="highlightedColor"/>
                                     </label>
                                     <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="AHY-aZ-COr" customClass="IQDropDownTextField">
-                                        <rect key="frame" x="0.0" y="276.5" width="335" height="35"/>
+                                        <rect key="frame" x="0.0" y="277" width="335" height="35"/>
                                         <color key="backgroundColor" red="0.93725490570000003" green="0.93725490570000003" blue="0.95686274770000002" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                         <constraints>
                                             <constraint firstAttribute="height" constant="35" id="eyc-tM-0ZU"/>
@@ -90,34 +102,42 @@
                                         <userDefinedRuntimeAttributes>
                                             <userDefinedRuntimeAttribute type="boolean" keyPath="isOptionalDropDown" value="YES"/>
                                         </userDefinedRuntimeAttributes>
+                                        <connections>
+                                            <outlet property="dataSource" destination="KdE-C4-cxl" id="yU1-ct-Ion"/>
+                                            <outlet property="delegate" destination="KdE-C4-cxl" id="lSG-Hc-Bif"/>
+                                        </connections>
                                     </textField>
                                     <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" text="Date Time Picker Mode" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="4hz-bf-Rg1">
-                                        <rect key="frame" x="0.0" y="319.5" width="335" height="29"/>
+                                        <rect key="frame" x="0.0" y="320" width="335" height="29"/>
                                         <fontDescription key="fontDescription" type="system" pointSize="17"/>
                                         <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                         <nil key="highlightedColor"/>
                                     </label>
                                     <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="jFM-gA-5GI" customClass="IQDropDownTextField">
-                                        <rect key="frame" x="0.0" y="356.5" width="335" height="35"/>
+                                        <rect key="frame" x="0.0" y="357" width="335" height="35"/>
                                         <color key="backgroundColor" red="0.93725490570000003" green="0.93725490570000003" blue="0.95686274770000002" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                                         <constraints>
                                             <constraint firstAttribute="height" constant="35" id="koL-jQ-StN"/>
                                         </constraints>
                                         <fontDescription key="fontDescription" type="system" pointSize="14"/>
                                         <textInputTraits key="textInputTraits"/>
+                                        <connections>
+                                            <outlet property="dataSource" destination="KdE-C4-cxl" id="ib2-80-IN1"/>
+                                            <outlet property="delegate" destination="KdE-C4-cxl" id="ak5-Fg-y8D"/>
+                                        </connections>
                                     </textField>
                                     <stackView opaque="NO" contentMode="scaleToFill" distribution="fillEqually" spacingType="standard" translatesAutoresizingMaskIntoConstraints="NO" id="6kH-i6-lG8">
-                                        <rect key="frame" x="0.0" y="399.5" width="335" height="42.5"/>
+                                        <rect key="frame" x="0.0" y="400" width="335" height="42"/>
                                         <subviews>
                                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="5rY-wT-yFH">
-                                                <rect key="frame" x="0.0" y="0.0" width="163.5" height="42.5"/>
+                                                <rect key="frame" x="0.0" y="0.0" width="163.5" height="42"/>
                                                 <state key="normal" title="isOptional Toggle"/>
                                                 <connections>
                                                     <action selector="isOptionalToggle:" destination="KdE-C4-cxl" eventType="touchUpInside" id="F8m-um-3Tw"/>
                                                 </connections>
                                             </button>
                                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="zOG-cF-a5B">
-                                                <rect key="frame" x="171.5" y="0.0" width="163.5" height="42.5"/>
+                                                <rect key="frame" x="171.5" y="0.0" width="163.5" height="42"/>
                                                 <state key="normal" title="Reset"/>
                                                 <connections>
                                                     <action selector="resetAction:" destination="KdE-C4-cxl" eventType="touchUpInside" id="9Ox-go-tyl"/>