Send email from bash script

# script to send simple email
# email subject
SUBJECT="Testing"
# Email To ?
TO=(loginrahul90@gmail.com usafesquid@gmail.com unnieez@gmail.com dattatrayjagadale@gmail.com)
# Dear ?(NAME)
NAME=(Rahul Unni unni Datta)

# Email text/message
# send an email using /bin/mail

tolength=${#TO[@]}
for ((i=0; i < $tolength ; i++))
do

tolength1=${#NAME[@]}
for ((i=0; i < $tolength1 ; i++))

do
mail -s "$SUBJECT" "${TO[i]}" <<_EOF

`echo Dear "${NAME[i]}",`

Massage here bla bla bla


Thanks & Regards,
XYZ
 
_EOF

done
done
exit 0