To add file attachments to mails needs to be discussed as it affects inbox rate. Practically do not use a very large number of email attachments as it affects email delivery. We recommend not using attachments.
Still if you want you can always use them. It is better to link web pages and html emails by providing direct links of attachment in your mail messages.
You can automate your marketing by using a proper mailing tool to achieve success in network marketing. AB Bulk Mailer is online sales software.