Marshallsoft Client Mailer for C/C++ - Version 5.0 The MarshallSoft Client Mailer for C/C++ (MCM4C) is email marketing software used to send personalized email to a permission based mailing list directly from C/C++, programmable database or spreadsheet. Companies, professionals, clubs, e-publishers, and individuals can use the Client Mailer to keep in contact with their customer base. Features of MCM4C include:- Supports Win32 and Win64.- Send text or HTML mail directly from an application,programmable database or spreadsheet. - Supports multiple attachments.- Supports ISO-8859 and ASCII character sets.- Supports WIN_1252, WIN_1255, and UTF8 character sets. - Uses macro substitution to personalize outgoing mail with multiple attachments.- Can handle bulk mailing on a distribution list- Can use up to 32 connections or channels simultaneously for fast email delivery.- Can process "undeliverable mail" replies.