diff --git a/.gitignore b/.gitignore
index 3ff4fada..a7163fef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,8 @@
 
 .DS_Store
 
-# Ignore environemnt variables
+# Ignore environment variables
 .env
+
+
+
diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
new file mode 100644
index 00000000..9d5edcae
--- /dev/null
+++ b/DEVELOPMENT.md
@@ -0,0 +1,6 @@
+# Slack CLI Development
+
+## Commands
+1. `rake` - executes the CLI (_same as `rake_run`_)
+1. `rake run` - executes the CLI
+1. `rake test` - runs unit tests
diff --git a/Rakefile b/Rakefile
index 0c2d13fe..a61c6097 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,9 +1,14 @@
+require 'rake/task'
 require 'rake/testtask'
 
+task :run do
+  sh "ruby lib/slack.rb"
+end
+
 Rake::TestTask.new do |t|
   t.libs = ["lib"]
   t.warning = true
   t.test_files = FileList['test/*_test.rb']
 end
 
-task default: :test
+task default: :run
diff --git a/lib/channel.rb b/lib/channel.rb
new file mode 100644
index 00000000..38755c61
--- /dev/null
+++ b/lib/channel.rb
@@ -0,0 +1,37 @@
+require 'httparty'
+require 'table_print'
+
+require_relative 'workspace.rb'
+require_relative 'receiver.rb'
+
+
+module SlackCLI
+  class Channel < Receiver 
+
+    attr_reader :focus, :headcount
+
+    def initialize(focus:, headcount:, id:, name:)
+      @focus = focus
+      @headcount = headcount
+      super(id: id, name: name)
+    end 
+
+    def summary
+      tp self, "id", "name", "focus", "headcount"
+    end 
+
+    def self.show_all 
+      clap_back = SlackCLI::Channel.get_url("https://slack.com/api/conversations.list") 
+      channels = []
+      clap_back["channels"].each do |i|
+        channels << SlackCLI::Channel.new(
+          name: i["name"],
+          id: i["id"],
+          focus: i["topic"]["value"],
+          headcount: i["num_members"] 
+        )
+      end
+      return channels
+    end
+  end
+end 
\ No newline at end of file
diff --git a/lib/receiver.rb b/lib/receiver.rb
new file mode 100644
index 00000000..30cf091f
--- /dev/null
+++ b/lib/receiver.rb
@@ -0,0 +1,37 @@
+require 'httparty'
+
+require_relative 'workspace.rb'
+
+module SlackCLI
+  class Receiver 
+
+    attr_reader :id, :name
+
+    def initialize(id:, name:)
+      @id = id
+      @name = name
+    end 
+
+    def give_slack(body_talk)
+      clap_back = HTTParty.post("https://slack.com/api/chat.postMessage", query: {token: ENV['BOT_TOKEN'], channel: self.id, text: body_talk})
+
+      unless clap_back.code == 200 || clap_back["ok"] != false
+        raise ArgumentError.new("Whoops. Someone dropped the butter on the cat toy: #{clap_back["error"]}")
+      end
+      return clap_back
+    end
+
+    def self.get_url(url)
+      clap_back = HTTParty.get(url, query: {token: ENV['BOT_TOKEN']})
+
+      unless clap_back.code == 200 || clap_back["ok"] != false
+        raise ArgumentError.new("Whoops. Someone dropped the butter on the cat toy: #{clap_back["error"]}")
+      end
+      return clap_back
+    end
+
+    def self.show_all 
+      # Just hanging out until my children need me
+    end
+  end 
+end
\ No newline at end of file
diff --git a/lib/slack.rb b/lib/slack.rb
index 8a0b659b..73b5cff5 100755
--- a/lib/slack.rb
+++ b/lib/slack.rb
@@ -1,12 +1,67 @@
 #!/usr/bin/env ruby
 
-def main
-  puts "Welcome to the Ada Slack CLI!"
-  workspace = Workspace.new
+require 'table_print'
+require 'dotenv'
+require 'httparty'
 
-  # TODO project
+Dotenv.load
 
-  puts "Thank you for using the Ada Slack CLI"
-end
+require_relative 'workspace.rb'
+require_relative 'receiver.rb'
+require_relative 'channel.rb'
+require_relative 'user.rb'
 
-main if __FILE__ == $PROGRAM_NAME
\ No newline at end of file
+module SlackCLI
+  def self.main
+
+    puts "Welcome to the Ada Slack CLI!\n\n"
+    workspace = SlackCLI::Workspace.new
+
+    puts "The Ada Slack CLI can do several things:\n
+    1. List users\n
+    2. Choose user\n
+    3. List channel\n
+    4. Choose channel\n
+    5. Summary\n
+    6. Send message\n
+    7. Exit program\n\n"
+
+    puts "Please enter the number entry you'd like to execute:"
+
+    input = gets.chomp.to_i
+    # function exits when input == 7
+    while true do
+      case input
+      when 1 
+        puts "The users of this program are:\n"
+        tp workspace.expose_users, "legal_name", "id", "name" 
+        break
+      when 2 
+        puts "Enter a username to send your message to:\n"
+        puts workspace.choose_user
+      when 3 
+        puts "The channels of this program are:\n"
+        tp workspace.expose_channels, "name", "id", "focus", "headcount"
+        break
+      when 4 
+        puts "Enter a channel name to post your message to:\n"
+        puts workspace.choose_channel
+      when 5 
+        workspace.deets
+      when 6 
+        puts "Enter the message you'd like to send here:\n\n" 
+        body_talk = gets.chomp
+        workspace.speak(body_talk)
+      when 7
+        puts "Thank you for using the Ada Slack CLI\n\n"
+        return
+      else 
+        puts "Hmm, I might have the memory of a goldfish; I don't remember that option being listed. Try again now?\n\n"
+        input = gets.chomp.to_i 
+      end 
+      puts "Please enter a new command."
+      input = gets.chomp.to_i
+    end 
+  end
+  main if __FILE__ == $PROGRAM_NAME 
+end 
\ No newline at end of file
diff --git a/lib/user.rb b/lib/user.rb
new file mode 100644
index 00000000..42889a55
--- /dev/null
+++ b/lib/user.rb
@@ -0,0 +1,40 @@
+require 'httparty'
+require 'table_print'
+
+require_relative 'workspace.rb'
+require_relative 'receiver.rb'
+
+
+module SlackCLI
+  class User < Receiver
+
+    attr_reader :legal_name, :status_text, :status_emoji
+
+    def initialize(legal_name:, status_text:, status_emoji:, id:, name:)
+      super(id: id, name: name)
+      
+      @legal_name = legal_name
+      @status_text = status_text 
+      @status_emoji = status_emoji
+    end 
+
+    def summary
+      tp self, "id", "name", "legal_name"
+    end 
+
+    def self.show_all
+      clap_back = SlackCLI::User.get_url("https://slack.com/api/users.list") 
+      users = []
+      clap_back["members"].each do |spec|
+        users << SlackCLI::User.new(
+          legal_name: spec["real_name"],
+          name: spec["name"],
+          id: spec["id"],
+          status_text: spec["profile"]["status_text"],
+          status_emoji: spec["profile"]["status_emoji"]
+        )
+      end
+      return users 
+    end 
+  end
+end 
\ No newline at end of file
diff --git a/lib/workspace.rb b/lib/workspace.rb
new file mode 100644
index 00000000..0a3a8410
--- /dev/null
+++ b/lib/workspace.rb
@@ -0,0 +1,68 @@
+
+require_relative 'receiver.rb'
+require_relative 'channel.rb'
+require_relative 'user.rb'
+require_relative 'slack.rb'
+
+
+module SlackCLI 
+  class Workspace    
+    attr_reader :users, :channels, :chosen
+
+    def initialize
+      @users = []
+      @channels = []
+      @chosen = nil
+    end
+
+    def choose_channel 
+      sought = gets.chomp.downcase
+
+      expose_channels 
+
+      channels.each do |channel|
+        if channel.name == sought || channel.id == sought
+          @chosen = channel
+          return "Selected #{channel.name}."
+        end
+      end
+      return "Could not find channel."
+    end
+
+    def choose_user
+      sought = gets.chomp.downcase 
+
+      expose_users 
+
+      users.each do |user|
+        if user.name == sought || user.id == sought 
+          @chosen = user
+          return "Selected #{user.name}."  
+        end 
+      end 
+      return "Could not find user."
+    end 
+
+    def expose_users
+      @users = SlackCLI::User.show_all 
+    end
+
+    def expose_channels
+      @channels = SlackCLI::Channel.show_all 
+    end
+
+    def deets
+      if @chosen
+        @chosen.summary
+        return
+      end
+      puts "<No receiver selected>" 
+    end
+
+    def speak(body_talk)
+      unless @chosen == nil
+        @chosen.give_slack(body_talk)
+      end 
+    end 
+  end 
+end 
\ No newline at end of file
diff --git a/test/channel_test.rb b/test/channel_test.rb
new file mode 100644
index 00000000..45069fc9
--- /dev/null
+++ b/test/channel_test.rb
@@ -0,0 +1,14 @@
+require_relative 'test_helper.rb' 
+
+describe "initialize" do
+
+end
+
+describe "summary" do
+
+end 
+
+
+describe "self.show_all" do 
+
+end 
\ No newline at end of file
diff --git a/test/receiver_test.rb b/test/receiver_test.rb
new file mode 100644
index 00000000..7516e032
--- /dev/null
+++ b/test/receiver_test.rb
@@ -0,0 +1,21 @@
+require_relative 'test_helper.rb' 
+
+
+describe "initialize" do
+  
+end
+
+
+describe "give_slack" do
+
+end
+
+
+describe "self.get_url" do
+
+end
+
+
+describe "self.show_all" do
+
+end 
\ No newline at end of file
diff --git a/test/slack_test.rb b/test/slack_test.rb
new file mode 100644
index 00000000..e69de29b
diff --git a/test/user_test.rb b/test/user_test.rb
new file mode 100644
index 00000000..1b82685e
--- /dev/null
+++ b/test/user_test.rb
@@ -0,0 +1,14 @@
+require_relative 'test_helper.rb' 
+
+describe "initialize" do
+
+end
+
+describe "summary" do 
+
+end 
+
+describe "self.show_all" do 
+
+end 
+
diff --git a/test/workspace_test.rb b/test/workspace_test.rb
new file mode 100644
index 00000000..e2b6f6bb
--- /dev/null
+++ b/test/workspace_test.rb
@@ -0,0 +1,21 @@
+require_relative 'test_helper.rb' 
+
+describe "initialize" do
+
+end 
+
+describe "choose_channel" do
+
+end 
+
+describe "choose_user" do
+
+end
+
+describe "show_summary" do
+
+end 
+
+describe "speak" do 
+
+end 
\ No newline at end of file