1) What are the numbers after the newsgroup in the "Newsgroup Index" field?
They are the id numbers of last fetched news of these newsgroups.
2) What are the " log.i" and " log.m" file in the "Mail Folder"
They are the work stack for Marconi WE SHOULD NEVER OPEN THEM.
3) I Have found a simpletext file in the "Work Folder" with the name of my subscribed newsgroups but they are empty?
These files are the import files of your news. When they are empty you can delete it without problem.
4) I Have unsubscribed a newsgroups but in the "Mail Folder" there are the ".i" and ".m" stack yet may I delete It?
YES, when you unsubscribe a newsgroups Marconi does not delete the stack if you want to delete it you should do manually putting them into the trash.
5) How I can insert the newsgroups in a reply/news?
You can insert a newsgroup in a reply clicking on "Newsgroup:" field. It will show the list of subscribed newsgroups and you will can choose among them.
6) May I choose more than one newsgroups where to send my reply/news?
Yes you can.
7) How I can hide the newsgroups list in a reply without choose a newsgroups?
Go to last newsgroup of the list and click under it. The list will hide without insert a newsgroups. But remember also that you can delete a newsgroups if you do not want to send a reply to it but to another newsgroups.