def booking_confirmed_email(booking)
  @booking = booking
  mail(:to => booking.contact_email,
       :bcc => "my@email.com",
       :subject => "Congratulations, #{booking.contact_name}!")
end

def booking_confirmed_email(booking)
  @booking = booking
  mail(:to => booking.contact_email,
       :bcc => ["my@email.com"],
       :subject => "Congratulations, #{booking.contact_name}!")
end

mail(:to => "some@example.com" ,  :subject => "Example Subject"
     :bcc => ["bcc@example.com", "Order Watcher <watcher@example.com>"] ,
     :cc => "other@example.com" )

mail(:subject => "enter your subject", :bcc => "email@email.com")

@bcc = User.all.email

mail(:subject => "enter your subject", :bcc => @bcc)