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diff --git a/lib/rm/plugins/postfixadmin.rb b/lib/rm/plugins/postfixadmin.rb
new file mode 100644
index 0000000..3883e86
--- /dev/null
+++ b/lib/rm/plugins/postfixadmin.rb
@@ -0,0 +1,123 @@
+require 'pg'
+
+require 'common/postfixadmin_plugin'
+require 'rm/rm_plugin'
+
+class PostfixadminRm
+
+  include PostfixadminPlugin
+  include RmPlugin
+
+
+  def delete_account(account)
+    raise NonexistentAccountError.new(account) if not user_exists(account)
+
+    sql_queries = ['DELETE FROM alias WHERE address = $1;']
+    # Wipe out any aliases pointed at our account.
+    sql_queries << "UPDATE alias SET goto=REPLACE(goto, $1, '');"
+    sql_queries << 'DELETE FROM mailbox WHERE username = $1;'
+    sql_queries << 'DELETE FROM quota WHERE username = $1;'
+    sql_queries << 'DELETE FROM quota2 WHERE username = $1;'
+    sql_queries << 'DELETE FROM vacation WHERE email = $1;'
+
+    # Should be handled by a trigger, according to PostfixAdmin code.
+    sql_queries << 'DELETE FROM vacation_notification WHERE on_vacation = $1;'
+
+    begin
+      connection = PGconn.connect(@db_host,
+                                  @db_port,
+                                  @db_opts,
+                                  @db_tty,
+                                  @db_name,
+                                  @db_user,
+                                  @db_pass)
+
+      sql_queries.each do |sql_query|
+        connection.query(sql_query, [account])
+      end
+
+      # The earlier alias update query will leave things like
+      # "foo@example.com,,bar@example.com" in the "goto" column. Now
+      # we fix it. We don't do it in the loop because query() craps
+      # out on the superfluous parameter.
+      sql_query = "UPDATE alias SET goto=REPLACE(goto, ',,', ',');"
+      connection.query(sql_query)
+
+      connection.close()
+
+    rescue PGError => e
+      # Pretend like we're database-agnostic in case we ever are.
+      raise DatabaseError.new(e)
+    end
+  end
+
+
+  def delete_domain(domain)
+    raise NonexistentDomainError.new(domain) if not domain_exists(domain)
+
+    sql_queries = ['DELETE FROM domain_admins WHERE domain = $1;']
+    sql_queries << 'DELETE FROM alias WHERE domain = $1;'
+    sql_queries << 'DELETE FROM mailbox WHERE domain = $1;'
+    sql_queries << 'DELETE FROM alias_domain WHERE alias_domain = $1;'
+    sql_queries << 'DELETE FROM log WHERE domain = $1;'
+    sql_queries << 'DELETE FROM vacation WHERE domain = $1;'
+    sql_queries << 'DELETE FROM domain WHERE domain = $1;'
+
+    begin
+      connection = PGconn.connect(@db_host,
+                                  @db_port,
+                                  @db_opts,
+                                  @db_tty,
+                                  @db_name,
+                                  @db_user,
+                                  @db_pass)
+
+      sql_queries.each do |sql_query|
+        connection.query(sql_query, [domain])
+      end
+
+      connection.close()
+
+    rescue PGError => e
+      # Pretend like we're database-agnostic in case we ever are.
+      raise DatabaseError.new(e)
+    end
+
+  end
+
+
+  protected;
+
+  def domain_exists(domain)
+    count = 0
+
+    # Just assume PostgreSQL for now.
+    begin
+      connection = PGconn.connect(@db_host,
+                                  @db_port,
+                                  @db_opts,
+                                  @db_tty,
+                                  @db_name,
+                                  @db_user,
+                                  @db_pass)
+
+      sql_query = 'SELECT COUNT(domain) as count FROM domain WHERE domain = $1;'
+      connection.query(sql_query, [domain]) do |result|
+        return false if result.ntuples() < 1
+        begin
+          count = result.getvalue(0,0).to_i()
+          return false if count.nil?
+        rescue StandardError
+          return false
+        end
+      end
+      connection.close()
+    rescue PGError => e
+      # But pretend like we're database-agnostic in case we ever are.
+      raise DatabaseError.new(e)
+    end
+
+    return (count > 0)
+  end
+
+end