diff --git a/PennMobile/Subletting/Listings/NewListingForm.swift b/PennMobile/Subletting/Listings/NewListingForm.swift
index cab8091d8..60c63451a 100644
--- a/PennMobile/Subletting/Listings/NewListingForm.swift
+++ b/PennMobile/Subletting/Listings/NewListingForm.swift
@@ -11,6 +11,18 @@ import PennForms
 import PennMobileShared
 import OrderedCollections
 
+struct URLValidator: Validator {
+    let message: String? = "Enter a valid URL"
+    
+    func isValid(_ input: String?) -> Bool {
+        guard let input, !input.isEmpty else { return true }
+        guard let url = URL(string: input) else { return false }
+        guard let scheme = url.scheme else { return true }
+        
+        return scheme.wholeMatch(of: /https?/.ignoresCase()) != nil
+    }
+}
+
 struct NewListingForm: View {
     @EnvironmentObject var navigationManager: NavigationManager
     @EnvironmentObject var sublettingViewModel: SublettingViewModel
@@ -91,8 +103,11 @@ struct NewListingForm: View {
                     NumericField($subletData.baths, title: "# Bath")
                 }
                 
-                TextLineField($subletData.externalLink, placeholder: "e.g. https://lauder.house.upenn.edu", title: "External Link")
-                    .validator(.required)
+                ComponentWrapper {
+                    TextLineField($subletData.externalLink, placeholder: "e.g. https://lauder.house.upenn.edu", title: "External Link")
+                        .validator(URLValidator())
+                        .keyboardType(.URL)
+                }
                 
                 DateField(date: $subletData.expiresAt, title: "Listing Expiry Date")
                     .validator(.required)
@@ -170,6 +185,15 @@ struct NewListingForm: View {
                             data.endDate = Day(date: endDate)
                             data.amenities = Array(selectedAmenities)
                             
+                            if let link = data.externalLink, let url = URL(string: link) {
+                                if url.scheme == nil {
+                                    let newUrl = "https://\(link)"
+                                    if URL(string: newUrl) != nil {
+                                        data.externalLink = newUrl
+                                    }
+                                }
+                            }
+                            
                             Task {
                                 var sublet = originalSublet
 
diff --git a/PennMobileShared/Subletting/SublettingModels.swift b/PennMobileShared/Subletting/SublettingModels.swift
index 0287b78a2..e178c6e17 100644
--- a/PennMobileShared/Subletting/SublettingModels.swift
+++ b/PennMobileShared/Subletting/SublettingModels.swift
@@ -85,15 +85,17 @@ public struct SubletDraft: Identifiable, Codable, Hashable {
     public let id: UUID
     public var data: SubletData
     public var images: [UIImage]
+    public var compressedImages = [UIImage: Data]()
 
     public subscript<T>(dynamicMember keyPath: KeyPath<SubletData, T>) -> T {
         data[keyPath: keyPath]
     }
 
-    public init(id: UUID = UUID(), data: SubletData, images: [UIImage]) {
+    public init(id: UUID = UUID(), data: SubletData, images: [UIImage], compressedImages: [UIImage: Data] = [:]) {
         self.id = id
         self.data = data
         self.images = images
+        self.compressedImages = compressedImages
     }
 
     public init(from decoder: Decoder) throws {
@@ -102,16 +104,24 @@ public struct SubletDraft: Identifiable, Codable, Hashable {
         let container = try decoder.container(keyedBy: CodingKeys.self)
         let id = try container.decode(UUID.self, forKey: .id)
         let imageData = try container.decode([Data].self, forKey: .images)
-        let images = imageData.compactMap { UIImage(data: $0) }
         
-        self.init(id: id, data: data, images: images)
+        var images = [UIImage]()
+        var compressedImages = [UIImage: Data]()
+        for imageDatum in imageData {
+            if let image = UIImage(data: imageDatum) {
+                images.append(image)
+                compressedImages[image] = imageDatum
+            }
+        }
+        
+        self.init(id: id, data: data, images: images, compressedImages: compressedImages)
     }
     
     public func encode(to encoder: Encoder) throws {
         var container = encoder.container(keyedBy: CodingKeys.self)
         try container.encode(id, forKey: .id)
         try data.encode(to: encoder)
-        let imageData = images.compactMap { $0.pngData() }
+        let imageData = images.compactMap { compressedImages[$0] ?? $0.jpegData(compressionQuality: 0.5) }
         try container.encode(imageData, forKey: .images)
     }