diff --git a/googleApps.ml b/googleApps.ml
index 922baa4..b55311f 100644
--- a/googleApps.ml
+++ b/googleApps.ml
@@ -41,6 +41,7 @@ include ([%js] : sig
              type t
              val get_a1_notation: t -> string [@@js.call]
              val get_background: t -> string [@@js.call]
+             val set_background: t -> string -> t [@@js.call]
              val get_row: t -> int [@@js.call]
              val get_last_row: t -> int [@@js.call]
              val get_column: t -> int [@@js.call]
@@ -51,6 +52,13 @@ include ([%js] : sig
              val get_formulas: t -> string array array [@@js.call]
              val get_display_values: t -> string array array [@@js.call]
              val set_value: t -> Ojs.t -> t [@@js.call]
+             val set_values: t -> Ojs.t array array -> t [@@js.call]
+             val offset: t -> row_offset:int -> column_offset:int -> num_rows:int -> num_columns:int -> t [@@js.call]
+             val get_cell: t -> row:int -> column:int -> t [@@js.call]
+             val set_border: t -> top:bool -> left:bool -> bottom:bool -> right:bool -> vertical:bool -> horizontal:bool -> t [@@js.call]
+             val set_horizontal_alignment: t -> string -> t [@@js.call]
+             val set_vertical_alignment: t -> string -> t [@@js.call]
+             val set_number_format : t -> string -> t [@@js.call]
            end
 
            module NamedRange: sig
@@ -99,6 +107,7 @@ include ([%js] : sig
              val get_name: t -> string [@@js.call]
              val get_named_ranges: t -> NamedRange.t list [@@js.call]
              val add_menu: string -> Ojs.t list -> unit [@@js.global "Spreadsheet.addMenu"]
+             val insert_row: t -> int -> t [@@js.call "insertRows"]
            end
 
            module EmailField : sig
@@ -143,21 +152,26 @@ include ([%js] : sig
 
            module GmailMessage : sig
              type t
+             type thread
+             type label
              val get_body : t -> string [@@js.call]
              val get_subject : t -> string [@@js.call]
              val get_from : t -> string [@@js.call]
              val get_id : t -> string [@@js.call]
-           end
-
-           module GmailThread : sig
-             type t
-             val get_messages: t -> GmailMessage.t list [@@js.call]
-           end
-
-           module GmailApp : sig
+             val mark_read : t -> t [@@js.call]
+             val get_message_by_id: string -> t [@@js.global "GmailApp.getMessageById"]
+             val get_thread : t -> thread [@@js.call]
+             val get_messages: thread -> t list [@@js.call "getMessages"]
+             val move_to_archive: thread -> thread [@@js.call "moveToArchive"]
+             val search_thread: string -> thread list [@@js.global "GmailApp.search"]
              val send_email: recipient:string -> subject:string -> body:string -> unit
                  [@@js.global "GmailApp.sendEmail"]
-             val search: string -> GmailThread.t list [@@js.global "GmailApp.search"]
-           end
+             val send_email_with_options: recipient:string -> subject:string -> body:string -> Ojs.t -> unit
+                 [@@js.global "GmailApp.sendEmail"]
 
+             val get_user_label : string -> label [@@js.global "GmailApp.getUserLabelByName"]
+             val add_label_to_thread : label -> thread -> label [@@js.call "addToThread"]
+             val add_label: thread -> label -> thread [@@js.call "addLabel"]
+             val remove_label: thread -> label -> thread [@@js.call "removeLabel"]
+           end
          end)
diff --git a/googleApps.mli b/googleApps.mli
index 06f579c..cb18397 100644
--- a/googleApps.mli
+++ b/googleApps.mli
@@ -64,6 +64,7 @@ sig
   type t
   val get_a1_notation : t -> string
   val get_background : t -> string
+  val set_background: t -> string -> t
   val get_row : t -> int
   val get_last_row : t -> int
   val get_column : t -> int
@@ -74,6 +75,16 @@ sig
   val get_formulas : t -> string array array
   val get_display_values : t -> string array array
   val set_value : t -> Ojs.t -> t
+  val set_values: t -> Ojs.t array array -> t
+  val offset: t -> row_offset:int -> column_offset:int -> num_rows:int -> num_columns:int -> t
+  (** Returns a given cell within a range. *)
+  val get_cell: t -> row:int -> column:int -> t
+  val set_border: t -> top:bool -> left:bool -> bottom:bool -> right:bool -> vertical:bool -> horizontal:bool -> t
+  (** 'left', 'center' or 'right' *)
+  val set_horizontal_alignment: t -> string -> t
+  (** 'top', 'middle' or 'bottom'e  *)
+  val set_vertical_alignment: t -> string -> t
+  val set_number_format : t -> string -> t
 end
 
 (** spreadsheet named ranges *)
@@ -133,6 +144,8 @@ sig
   val get_data_range : t -> Range.t
   val get_name : t -> string
   val get_named_ranges : t -> NamedRange.t list
+  (* Insert a blank row at the specified index *)
+  val insert_row: t -> int -> t
 end
 
 (** An email field in a {!Contact.t}. *)
@@ -188,25 +201,25 @@ end
 module GmailMessage :
 sig
   type t
+  type thread
+  type label
   val get_body : t -> string
   val get_subject : t -> string
   val get_from : t -> string
   val get_id : t -> string
-end
-
-module GmailThread :
-sig
-  type t
-  val get_messages: t -> GmailMessage.t list
-end
-
-(** Provides access to Gmail threads, messages, and labels. *)
-module GmailApp :
-sig
-
-  (** Send an email *)
+  val mark_read : t -> t
+  val get_message_by_id: string -> t
+  val get_thread : t -> thread
+  val get_messages : thread -> t list
+  val move_to_archive : thread -> thread
+  val search_thread : string -> thread list
   val send_email : recipient:string -> subject:string -> body:string -> unit
-  val search : string -> GmailThread.t list
+  val send_email_with_options : recipient:string -> subject:string -> body:string -> Ojs.t -> unit
+  val get_user_label : string -> label
+  val add_label_to_thread : label -> thread -> label
+  val add_label: thread -> label -> thread
+  val remove_label: thread -> label -> thread
 end
 
+
 val log : string -> unit