I'm not sure if it is a good idea to automate replication.

To check if you have any subscribers, run sp_helppullsubscription at the subscriber on the subscribing database and capture...

yes, there is no need to reboot the server.

You can query sysobjects like

select * from sysobjects

where xtype = 'TR'

or execute

EXEC sp_helptrigger TableName

If I where you I would run the bcp command from a T-SQL script with the xp_cmdshell extended procedure.

With t-SQL you can manage the result of the query and then...

But you don't need to configure SQL mail to recieve a backup file. You can recieve from any mail (hotmail? or whatever) and then restore directly to SQL.

SQL mail is...

Check running sp_browsesnapshotfolder to see if it finds it. If not I think that you didn't changed right the property of the snapshot folder. If possible, drop and re create...

If the master server fails, the targets servers still have all the jobs originated from the master server. So the jobs won't loose.

But if you installed a new master...

also add in all the procedures the dbo. when calling to any object.

For example:

SELECT * FROM dbo.TableName

EXEC dbo.spname

Yes that is for me the best way in case you still want to use the publication. But be carefull with the time that SQL will maintain the publicatio...

If you have missed the log, try using

DBCC Rebuild_log (Db_name)

Maybe you should uninstall SQL server, and then reinstall it with the new instance name.

If you kill the process, then check the status witl kill spid with WITH STATUSONLY

to see it's rollback process. If it says 100 % complete and it is still rollbacking,...

Does it shows any error while trying to change the authentication mode?

It is a replication when a publisher is also a susbcriber, and the subscribers are also publisher.

It is not the easiest schema, but it is the one I use here.

...

Maybe you should used joins between tables when posibble. But you should check wich is the best choice.