diff --git a/Sources/JellyKit/Client.swift b/Sources/JellyKit/Client.swift
index bd913c8..37e96cc 100644
--- a/Sources/JellyKit/Client.swift
+++ b/Sources/JellyKit/Client.swift
@@ -22,6 +22,10 @@ public struct Client {
     self.defaultHeaders = headers
   }
   
+  /// When all a client needs is the HTTP status code of an endpoint, this function should be used.
+  /// - Parameter request: Any Emby or Jellyfin `Request` conforming to the `Request` protocol.
+  /// - Throws:`RequestError.invalidResponse` if the response could not be coerced into a `HTTPURLResponse`.
+  /// - Returns: The HTTP status code.
   func statusRequest(_ request: any Request) async throws -> Int {
     let urlRequest = try createRequestObject(for: request)
     let (_, response) = try await session.data(for: urlRequest)
@@ -32,6 +36,10 @@ public struct Client {
     return response.statusCode
   }
   
+  /// Sends a request to an Emby or Jellyfin server, and builds a model object from that response.
+  /// - Parameter request: Any Emby or Jellyfin `Request` conforming to the `Request` protocol.
+  /// - Throws:`RequestError.invalidResponse` if the response could not be coerced into a `HTTPURLResponse`.
+  /// - Returns: A `Codable` model object whose type is infered from the receiving variable.
   func dataRequest<T>(_ request: any Request) async throws -> T? where T: Codable {
     let urlRequest = try createRequestObject(for: request)
     let (data, response) = try await session.data(for: urlRequest)
@@ -42,6 +50,11 @@ public struct Client {
     return try decoder.decode(T.self, from: data)
   }
   
+  /// Verifies and creates a `URLRequest` from information provided by the `Request`.
+  /// Merges the `Request` headers, if any, with the default headers.
+  /// - Parameter request: Any Emby or Jellyfin `Request` conforming to the `Request` protocol.
+  /// - Throws: `RequestError.badURL` if unable to create a `URL` from the string.
+  /// - Returns: A fully formed `URLRequest` ready to send.
   private func createRequestObject(for request: Request) throws -> URLRequest {
     guard let url = URL(string: "\(server)\(request.endpoint)") else {
       throw RequestError.badURL
diff --git a/Sources/JellyKit/Models/User.swift b/Sources/JellyKit/Models/User.swift
index e4520e7..b8ee2e4 100644
--- a/Sources/JellyKit/Models/User.swift
+++ b/Sources/JellyKit/Models/User.swift
@@ -5,12 +5,26 @@
 //  Created by Alex Loren on 10/13/26.
 //
 
+/// Contains the information of any `User` that is reported back by Emby or Jellyfin.
+/// This model does not currently contain all data reported by the server.
+/// Properties will become available as needed, not prior.
 struct User: Codable {
+  // MARK: - Properties
+  
+  /// A server generated unique Id for the `User`.
   var id: String
+  
+  /// The `User` belongs to the server with this Id.
   var serverId: String
+  
+  /// A `User` or server administer given name
   var name: String
+  
+  /// If `true` the `User` must be authenticated before making requests on their behalf.
   var hasPassword: Bool
-  var primaryImageTag: String
+  
+  /// If not `nil` a request can be made to retreive the profile image for the `User`.
+  var primaryImageTag: String?
   
   enum CodingKeys: String, CodingKey {
     case id = "Id"
diff --git a/Sources/JellyKit/Protocols/Request.swift b/Sources/JellyKit/Protocols/Request.swift
index 3549b36..27a2a1e 100644
--- a/Sources/JellyKit/Protocols/Request.swift
+++ b/Sources/JellyKit/Protocols/Request.swift
@@ -5,11 +5,18 @@
 //  Created by Alex Loren on 10/13/26.
 //
 
-import Foundation
-
+/// The base for any `Request` made by JellyKit
 protocol Request {
   // MARK: - Properties
+  
+  /// This must begin with a forward slash.
+  /// Points to the resource on the Emby or Jellyfin server.
   var endpoint: String { get set }
+  
+  /// What should this request be sent as?
   var method: String { get set }
+  
+  /// Any additional headers that are specific to *this* request.
+  /// Headers needed for every reqeust should be set at `Client` creation.
   var headers: [String:String]? { get set }
 }