diff --git a/images/make_250x250_thumbnails/go.sh b/images/make_250x250_thumbnails/go.sh
old mode 100644
new mode 100755
index cb6b41f..4b69feb
--- a/images/make_250x250_thumbnails/go.sh
+++ b/images/make_250x250_thumbnails/go.sh
@@ -8,13 +8,11 @@ if [ ! -d "$output_dir" ]; then
   mkdir -p "$output_dir"
 fi
 
-for notpornimages in $input_dir/*.{$exts} ; do
-
+for notpornimages in $input_dir/*."{$exts}" ; do
   convert "$notpornimages" \
     -thumbnail 250x250^ \
     -gravity center \
     -extent 250x250 \
     -set filename:fname '%t_thumb' \
     "$output_dir"/'%[filename:fname].jpg'
-
 done
diff --git a/system/macos/basic_IM_utilities_setup/lib/echos.sh b/system/macos/basic_IM_utilities_setup/lib/echos.sh
index 403207c..bcf8503 100755
--- a/system/macos/basic_IM_utilities_setup/lib/echos.sh
+++ b/system/macos/basic_IM_utilities_setup/lib/echos.sh
@@ -1,28 +1,31 @@
 #!//bin/bash
 
-###
-# some colorized echo helpers
-# @author Adam Eivy
-# https://raw.githubusercontent.com/atomantic/dotfiles/master/lib_sh/echos.sh
-###
+# ---------------------------------------------------------------------------- #
+#   Colorized echo helpers and functions
+#   Original work based on the echos.sh script by @author Adam Eivy:
+#   https://github.com/atomantic/dotfiles/blob/master/lib_sh/echos.sh
+# ---------------------------------------------------------------------------- #
 
 # Colors
+# ----------------------------------------------------------------
 ESC_SEQ="\x1b["
-COL_RESET=$ESC_SEQ"39;49;00m"
-COL_RED=$ESC_SEQ"31;01m"
-COL_GREEN=$ESC_SEQ"32;01m"
-COL_YELLOW=$ESC_SEQ"33;01m"
-COL_BLUE=$ESC_SEQ"34;01m"
-COL_MAGENTA=$ESC_SEQ"35;01m"
-COL_CYAN=$ESC_SEQ"36;01m"
-SEP_COLOR=$ESC_SEQ"36;01m"
+COL_RESET=${ESC_SEQ}"39;49;00m"
+COL_RED=${ESC_SEQ}"31;01m"
+COL_GREEN=${ESC_SEQ}"32;01m"
+COL_YELLOW=${ESC_SEQ}"33;01m"
+COL_BLUE=${ESC_SEQ}"34;01m"
+COL_MAGENTA=${ESC_SEQ}"35;01m"
+COL_CYAN=${ESC_SEQ}"36;01m"
+SEP_COLOR=${ESC_SEQ}"36;01m"
 
-COL_DIM=$ESC_SEQ"2;49;90m"
-SEP_COLOR_DIM=$ESC_SEQ"38;5;8m"
-DIMDOTS=$ESC_SEQ"2;49;90m..."$COL_RESET
+COL_DIM=${ESC_SEQ}"2;49;90m"
+SEP_COLOR_DIM=${ESC_SEQ}"38;5;8m"
+DIMDOTS=${ESC_SEQ}"2;49;90m..."${COL_RESET}
 
-COL_PURPLE_BG=$ESC_SEQ"38;2;0;0;0m"$ESC_SEQ"48;2;110;0;255m"
+COL_PURPLE_BG=${ESC_SEQ}"38;2;0;0;0m"${ESC_SEQ}"48;2;110;0;255m"
 
+# Variables
+# ----------------------------------------------------------------
 columns="$(tput cols)"
 ov_sep="-------------------------------------------------"
 open_vers_1="MacOS install script - v0.0.1"
diff --git a/system/macos/basic_IM_utilities_setup/lib/functions.sh b/system/macos/basic_IM_utilities_setup/lib/functions.sh
index 9d319cf..9a931fe 100755
--- a/system/macos/basic_IM_utilities_setup/lib/functions.sh
+++ b/system/macos/basic_IM_utilities_setup/lib/functions.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-function install_homebrew() {
+function check_homebrew() {
   brew_check=$(command -v brew) > /dev/null 2>&1
 
   if [[ $? != 0 ]]; then
@@ -26,8 +26,8 @@ function install_homebrew() {
   fi
 }
 
-function install_brewcask() {
-  output=$(command -v brew cask --version) > /dev/null 2>&1
+function check_brewcask() {
+  cask_check=$(command -v brew cask --version) > /dev/null 2>&1
   if [[ $? != 0 ]]; then
     echo -e "brew-cask is not installed"
   else
@@ -35,8 +35,35 @@ function install_brewcask() {
   fi
 }
 
+function check_iterm2 () {
+  iterm_check=$(echo $TERM_PROGRAM) > /dev/null 2>&1
+  if [[ $? != 0 ]]; then
+    echo -e "You don't have iterm2 installed. Installing..."
+    require_cask iterm2
+  else
+    echo -e "iterm2 is already installed. Moving on."
+  fi
+}
 
+function check_atom () {
+  atom_check=$(command -v atom) > /dev/null 2>&1
+  if [[ $? != 0 ]]; then
+    echo -e "You don't have Atom installed. Installing..."
+    require_cask atom
+  else
+    echo -e "Atom is already installed. Moving on."
+  fi
+}
 
+function check_im () {
+  im_check=$(command -v convert) > /dev/null 2>&1
+  if [[ $? != 0 ]]; then
+    echo -e "You don't have ImageMagick installed. Installing..."
+    require_brew imagemagick
+  else
+    echo -e "ImageMagick is already installed. Moving on."
+  fi
+}
 
 
 # source ./echos.sh
diff --git a/system/macos/basic_IM_utilities_setup/setup.sh b/system/macos/basic_IM_utilities_setup/setup.sh
index 2c6ff68..11e82ae 100755
--- a/system/macos/basic_IM_utilities_setup/setup.sh
+++ b/system/macos/basic_IM_utilities_setup/setup.sh
@@ -19,5 +19,24 @@ opening_title
 
 # Install Homebrew
 # ----------------------------------------------------------------
-running "Checking homebrew..."
-install_homebrew
+running "Checking on Homebrew..."
+check_homebrew
+
+seperator
+
+# Install Homebrew Cask (for non-brew applications)
+# ----------------------------------------------------------------
+running "Checking on Homebrew Casks..."
+check_brewcask
+
+seperator
+
+check_iterm2
+
+seperator
+
+check_atom
+
+seperator
+
+check_im