4.1 Links
4.2 Newsgroups
Thierry Antinolfi has a replication FAQ at his site http://pro.wanadoo.fr/dbadevil that covers a lot of good stuff.
Rob Verschoor has a 'Replication Server Tips & Tricks' section on his site, as well as an indispensible quick reference guide!
There are a number of newsgroups that can deal with questions. Sybase have several in their own forums area.
For Replication Server:
for SQL Remote and the issues of replicating with ASA:
and of course, there is always the ubiquitous