diff --git a/bash/drive-utils.bash b/bash/drive-utils.bash
index 86f8549..dd0f787 100755
--- a/bash/drive-utils.bash
+++ b/bash/drive-utils.bash
@@ -380,11 +380,11 @@ _full_upload() {
 ###################################################
 _share_id() {
     [[ $# -lt 2 ]] && printf "%s: Missing arguments\n" "${FUNCNAME[0]}" && return 1
-    declare id="${1}" share_email="${2}" role="reader" type="${share_email:+user}"
-    declare type share_post_data share_post_data share_response
+    declare id="${1}" share_email="${2}" role="reader"
+    declare type="${share_email:+user}" share_post_data share_post_data share_response
 
     "${EXTRA_LOG}" "justify" "Sharing.." "-" 1>&2
-    share_post_data="{\"role\":\"${role}\",\"type\":\"${type:-anyone}\"${share_email:+,\\\"emailAddress\\\":\\\"${share_email}\\\"}}"
+    share_post_data="{\"role\":\"${role}\",\"type\":\"${type:-anyone}\"${share_email:+,\"emailAddress\":\"${share_email}\"}}"
 
     share_response="$(_api_request "${CURL_PROGRESS_EXTRA}" \
         -X POST \
diff --git a/bash/release/gupload b/bash/release/gupload
index a92855c..d7b23ab 100755
--- a/bash/release/gupload
+++ b/bash/release/gupload
@@ -1279,11 +1279,11 @@ _full_upload() {
 ###################################################
 _share_id() {
     [[ $# -lt 2 ]] && printf "%s: Missing arguments\n" "${FUNCNAME[0]}" && return 1
-    declare id="${1}" share_email="${2}" role="reader" type="${share_email:+user}"
-    declare type share_post_data share_post_data share_response
+    declare id="${1}" share_email="${2}" role="reader"
+    declare type="${share_email:+user}" share_post_data share_post_data share_response
 
     "${EXTRA_LOG}" "justify" "Sharing.." "-" 1>&2
-    share_post_data="{\"role\":\"${role}\",\"type\":\"${type:-anyone}\"${share_email:+,\\\"emailAddress\\\":\\\"${share_email}\\\"}}"
+    share_post_data="{\"role\":\"${role}\",\"type\":\"${type:-anyone}\"${share_email:+,\"emailAddress\":\"${share_email}\"}}"
 
     share_response="$(_api_request "${CURL_PROGRESS_EXTRA}" \
         -X POST \
@@ -1595,7 +1595,7 @@ _cleanup_config() {
 #   Success - Set all the variables
 #   Error   - Print error message and exit
 # Reference:
-#   Email Regex - https://stackoverflow.com/a/57295993
+#   Email Regex - https://gist.github.com/guessi/82a73ee7eb2b1216eb9db17bb8d65dd1
 ###################################################
 _setup_arguments() {
     [[ $# = 0 ]] && printf "%s: Missing arguments\n" "${FUNCNAME[0]}" && return 1
@@ -1696,12 +1696,10 @@ _setup_arguments() {
                 ;;
             -S | --share)
                 SHARE="_share_id"
-                EMAIL_REGEX="^([A-Za-z]+[A-Za-z0-9]*\+?((\.|\-|\_)?[A-Za-z]+[A-Za-z0-9]*)*)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
-                [[ -n ${1} && ! ${1} = -* ]] && SHARE_EMAIL="${2}" && {
-                    ! [[ ${SHARE_EMAIL} =~ ${EMAIL_REGEX} ]] && printf "\nError: Provided email address for share option is invalid.\n" && exit 1
-                    shift
-                }
-                export SHARE_EMAIL
+                EMAIL_REGEX="^(([A-Za-z0-9]+((\.|\-|\_|\+)?[A-Za-z0-9]?)*[A-Za-z0-9]+)|[A-Za-z0-9]+)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
+                if [[ -n ${2} && ! ${2} = -* && ${2} =~ ${EMAIL_REGEX} ]]; then
+                    SHARE_EMAIL="${2}" && shift && export SHARE_EMAIL
+                fi
                 ;;
             --speed)
                 _check_longoptions "${1}" "${2}"
diff --git a/bash/upload.bash b/bash/upload.bash
index 83aed2b..993af23 100755
--- a/bash/upload.bash
+++ b/bash/upload.bash
@@ -108,7 +108,7 @@ _cleanup_config() {
 #   Success - Set all the variables
 #   Error   - Print error message and exit
 # Reference:
-#   Email Regex - https://stackoverflow.com/a/57295993
+#   Email Regex - https://gist.github.com/guessi/82a73ee7eb2b1216eb9db17bb8d65dd1
 ###################################################
 _setup_arguments() {
     [[ $# = 0 ]] && printf "%s: Missing arguments\n" "${FUNCNAME[0]}" && return 1
@@ -209,12 +209,10 @@ _setup_arguments() {
                 ;;
             -S | --share)
                 SHARE="_share_id"
-                EMAIL_REGEX="^([A-Za-z]+[A-Za-z0-9]*\+?((\.|\-|\_)?[A-Za-z]+[A-Za-z0-9]*)*)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
-                [[ -n ${1} && ! ${1} = -* ]] && SHARE_EMAIL="${2}" && {
-                    ! [[ ${SHARE_EMAIL} =~ ${EMAIL_REGEX} ]] && printf "\nError: Provided email address for share option is invalid.\n" && exit 1
-                    shift
-                }
-                export SHARE_EMAIL
+                EMAIL_REGEX="^(([A-Za-z0-9]+((\.|\-|\_|\+)?[A-Za-z0-9]?)*[A-Za-z0-9]+)|[A-Za-z0-9]+)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
+                if [[ -n ${2} && ! ${2} = -* && ${2} =~ ${EMAIL_REGEX} ]]; then
+                    SHARE_EMAIL="${2}" && shift && export SHARE_EMAIL
+                fi
                 ;;
             --speed)
                 _check_longoptions "${1}" "${2}"
diff --git a/sh/drive-utils.sh b/sh/drive-utils.sh
index e9d9629..e49d378 100755
--- a/sh/drive-utils.sh
+++ b/sh/drive-utils.sh
@@ -388,7 +388,7 @@ _share_id() {
     unset post_data_share_id response_share_id
 
     "${EXTRA_LOG}" "justify" "Sharing.." "-" 1>&2
-    post_data_share_id="{\"role\":\"${role_share_id}\",\"type\":\"${type_share_id:-anyone}\"${share_email_share_id:+,\\\"emailAddress\\\":\\\"${share_email_share_id}\\\"}}"
+    post_data_share_id="{\"role\":\"${role_share_id}\",\"type\":\"${type_share_id:-anyone}\"${share_email_share_id:+,\"emailAddress\":\"${share_email_share_id}\"}}"
 
     response_share_id="$(_api_request "${CURL_PROGRESS_EXTRA}" \
         -X POST \
diff --git a/sh/release/gupload b/sh/release/gupload
index 74607ff..28ea103 100755
--- a/sh/release/gupload
+++ b/sh/release/gupload
@@ -1229,7 +1229,7 @@ _share_id() {
     unset post_data_share_id response_share_id
 
     "${EXTRA_LOG}" "justify" "Sharing.." "-" 1>&2
-    post_data_share_id="{\"role\":\"${role_share_id}\",\"type\":\"${type_share_id:-anyone}\"${share_email_share_id:+,\\\"emailAddress\\\":\\\"${share_email_share_id}\\\"}}"
+    post_data_share_id="{\"role\":\"${role_share_id}\",\"type\":\"${type_share_id:-anyone}\"${share_email_share_id:+,\"emailAddress\":\"${share_email_share_id}\"}}"
 
     response_share_id="$(_api_request "${CURL_PROGRESS_EXTRA}" \
         -X POST \
@@ -1524,7 +1524,7 @@ EOF
 #   Success - Set all the variables
 #   Error   - Print error message and exit
 # Reference:
-#   Email Regex - https://stackoverflow.com/a/57295993
+#   Email Regex - https://gist.github.com/guessi/82a73ee7eb2b1216eb9db17bb8d65dd1
 ###################################################
 _setup_arguments() {
     [ $# = 0 ] && printf "Missing arguments\n" && return 1
@@ -1627,16 +1627,15 @@ _setup_arguments() {
                 ;;
             -S | --share)
                 SHARE="_share_id"
-                EMAIL_REGEX="^([A-Za-z]+[A-Za-z0-9]*\+?((\.|\-|\_)?[A-Za-z]+[A-Za-z0-9]*)*)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
-                case "${1}" in
+                EMAIL_REGEX="^(([A-Za-z0-9]+((\.|\-|\_|\+)?[A-Za-z0-9]?)*[A-Za-z0-9]+)|[A-Za-z0-9]+)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
+                case "${2}" in
                     -* | '') : ;;
                     *)
-                        SHARE_EMAIL="${2}"
-                        printf "%s\n" "${SHARE_EMAIL}" | grep -qE "${EMAIL_REGEX}" || printf "\nError: Provided email address for share option is invalid.\n" && exit 1
-                        shift
+                        if printf "%s\n" "${2}" | grep -qE "${EMAIL_REGEX}"; then
+                            SHARE_EMAIL="${2}" && shift && export SHARE_EMAIL
+                        fi
                         ;;
                 esac
-                export SHARE_EMAIL
                 ;;
             --speed)
                 _check_longoptions "${1}" "${2}"
diff --git a/sh/upload.sh b/sh/upload.sh
index 1ce9033..768a8cc 100755
--- a/sh/upload.sh
+++ b/sh/upload.sh
@@ -110,7 +110,7 @@ EOF
 #   Success - Set all the variables
 #   Error   - Print error message and exit
 # Reference:
-#   Email Regex - https://stackoverflow.com/a/57295993
+#   Email Regex - https://gist.github.com/guessi/82a73ee7eb2b1216eb9db17bb8d65dd1
 ###################################################
 _setup_arguments() {
     [ $# = 0 ] && printf "Missing arguments\n" && return 1
@@ -213,16 +213,15 @@ _setup_arguments() {
                 ;;
             -S | --share)
                 SHARE="_share_id"
-                EMAIL_REGEX="^([A-Za-z]+[A-Za-z0-9]*\+?((\.|\-|\_)?[A-Za-z]+[A-Za-z0-9]*)*)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
-                case "${1}" in
+                EMAIL_REGEX="^(([A-Za-z0-9]+((\.|\-|\_|\+)?[A-Za-z0-9]?)*[A-Za-z0-9]+)|[A-Za-z0-9]+)@(([A-Za-z0-9]+)+((\.|\-|\_)?([A-Za-z0-9]+)+)*)+\.([A-Za-z]{2,})+$"
+                case "${2}" in
                     -* | '') : ;;
                     *)
-                        SHARE_EMAIL="${2}"
-                        printf "%s\n" "${SHARE_EMAIL}" | grep -qE "${EMAIL_REGEX}" || printf "\nError: Provided email address for share option is invalid.\n" && exit 1
-                        shift
+                        if printf "%s\n" "${2}" | grep -qE "${EMAIL_REGEX}"; then
+                            SHARE_EMAIL="${2}" && shift && export SHARE_EMAIL
+                        fi
                         ;;
                 esac
-                export SHARE_EMAIL
                 ;;
             --speed)
                 _check_longoptions "${1}" "${2}"