The existing solution comprises some Delphi projects to use the DLL and I have derived a solution from one of these but the trial version I am using puts the name of the supplier of the DLL at the foot of each mail, which is undesirable for my purposes. Spending $100+ would solve that but ...

I discovered the Synapse stuff yesterday and am still exploring its documentation, such as it is. If anyone has experience in using this product, I would be grateful for guidance, especially on handling attachments.