from user model

parent_request.html.erb

<p>Hello, <%= @parent_user.firstname %>!</p>

<p>@user.firstname @user.lastname has requested to be added to your metered account.:</p>

user.rb

def parent_account_exists_on_child_request
    if self.payment_method == "meter"
      if User.where(:account_number => self.parent_account_number).exists?
        @parent_user = User.find_by_account_number(self.parent_account_number)
        self.child_status = :child_pending
        UserMailer.parent_request_email(self, @parent_user).deliver
      else
        errors.add(:parent_account, "does not exist!")
      end
    end
  end

user_mailer.rb

class UserMailer < ActionMailer::Base
  default :from => "info@360Ship.com"
 
  def parent_request_email(user, parent_user)
    @user = user
    @parent_user = parent_user
    @url  = "http://example.com/login"
    mail(:to => parent_user.email, :subject => "Shared Meter Account Request")
  end
end