Honestly I think it would be best not to use GMAIL but to use external SMTP server, it is not expensive and you can work without problems.
I use Chilkat DLLs in my e-mail marketing program. Jose Enrique Llopis -----Mensaje original----- De: ProFox [mailto:profox-boun...@leafe.com] En nombre de rafael copquin Enviado el: martes, 06 de junio de 2017 13:54 Para: ProFox Email List Asunto: VFP and Gmail I just delivered a new system which includes a mailing function. The client needs to send 500 to 700 invoices per month to its customers, in PDF format. They use gmail Question: How many emails does Gmail accept to be mailed in a single shot? I was told that they have a limit which, when surpassed, blocks Gmail Anybody? Thank you Rafael Copquin [excessive quoting removed by server] _______________________________________________ Post Messages to: ProFox@leafe.com Subscription Maintenance: http://mail.leafe.com/mailman/listinfo/profox OT-free version of this list: http://mail.leafe.com/mailman/listinfo/profoxtech Searchable Archive: http://leafe.com/archives/search/profox This message: http://leafe.com/archives/byMID/profox/7DB3EC661F88437C89B413E96912CC7A@LENOVO1 ** All postings, unless explicitly stated otherwise, are the opinions of the author, and do not constitute legal or medical advice. This statement is added to the messages for those lawyers who are too stupid to see the obvious.