diff --git a/autorepo.xsd b/archrepo.xsd
similarity index 96%
rename from autorepo.xsd
rename to archrepo.xsd
index 27622ac..4752bb2 100644
--- a/autorepo.xsd
+++ b/archrepo.xsd
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
-           targetNamespace="http://git.square-r00t.net/OpTools/tree/arch/autorepo/"
-           xmlns="http://git.square-r00t.net/OpTools/tree/arch/autorepo/tree/"
-           xmlns:archrepo="http://git.square-r00t.net/OpTools/tree/arch/autorepo/"
+           targetNamespace="http://git.square-r00t.net/Arch_Repo_Builder/tree/"
+           xmlns="http://git.square-r00t.net/Arch_Repo_Builder/tree/"
+           xmlns:archrepo="http://git.square-r00t.net/Arch_Repo_Builder/tree/"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified">
 
diff --git a/build.py b/build.py
index 5256069..be64ee8 100755
--- a/build.py
+++ b/build.py
@@ -21,24 +21,58 @@ from lxml import etree
 
 
 # TODO: track which versions are built so we don't need to consistently rebuild ALL packages
+# TODO: logging
 # TODO: should this be a configuration option?
 aurbase = 'https://aur.archlinux.org'
 
 _dflts = {'cfgfile': '~/.config/optools/arch/autorepo.xml'}
 
 
+class Repo(object):
+    def __init__(self, repo_xml):
+        self.repo_xml = repo_xml
+        self.gpg = None
+
+    def _initSigner(self):
+
+        self.gpg = gpg.Context()
+
+        # Just grab the first private key until we flesh this out.
+        for k in self.gpg.keylist(secret = True):
+            if k.can_sign:
+                self.gpg.signers = [k]
+                break
+        return()
+
 class Packager(object):
-    def __init__(self, cfgfile = _dflts['cfgfile'], *args, **kwargs):
-        user_params = kwargs
-        self.args = copy.deepcopy(_dflts)
-        self.args.update(user_params)
+    def __init__(self, cfgfile = _dflts['cfgfile'], validate = True, *args, **kwargs):
+        self.cfgfile = os.path.abspath(os.path.expanduser(cfgfile))
+        self.cfg = None
+        self.xml = None
+        self.schema = None
+        self._initCfg(validate = validate)
         self.origdir = os.path.abspath(os.path.expanduser(os.getcwd()))
         self.gpg = None
-        self.args['destdir'] = os.path.abspath(os.path.expanduser(self.args['destdir']))
-        if not self.args['pkgs']:
-            self.args['pkgs'] = _dflts['pkgs']
         self._initSigner()
 
+    def _initCfg(self, validate = True):
+        with open(self.cfgfile, 'rb') as f:
+            self.xml = etree.parse(f)
+        self.xml.xinclude()
+        self.cfg = self.xml.getroot()
+        if validate:
+            if not self.schema:
+                from urllib.request import urlopen
+                xsi = self.cfg.nsmap.get('xsi', 'http://www.w3.org/2001/XMLSchema-instance')
+                schemaLocation = '{{{0}}}schemaLocation'.format(xsi)
+                schemaURL = self.cfg.attrib.get(schemaLocation,
+                                                ('http://git.square-r00t.net/Arch_Repo_Builder/plain/archrepo.xsd'))
+                with urlopen(schemaURL) as url:
+                    self.schema = url.read()
+            self.schema = etree.XMLSchema(etree.XML(self.schema))
+            self.schema.assertValid(self.xml)
+        return()
+
     def buildPkgs(self, auronly = None):
         for p in self.args['pkgs']:
             print(p)
@@ -103,15 +137,6 @@ class Packager(object):
             shutil.rmtree(extract_dir)
         return()
 
-    def _initSigner(self):
-        self.gpg = gpg.Context()
-        # Just grab the first private key until we flesh this out.
-        for k in self.gpg.keylist(secret = True):
-            if k.can_sign:
-                self.gpg.signers = [k]
-                break
-        return()
-
     def _getAUR(self, pkgnm, extract_dir):
         dl_url = None
         pkg_srch = requests.get(os.path.join(self.args['aurbase'],
@@ -173,6 +198,10 @@ class Packager(object):
 
 def parseArgs():
     args = argparse.ArgumentParser(description = 'Build Pacman packages and update a local repository')
+    args.add_argument('-n', '--no-validate',
+                      dest = 'validate',
+                      action = 'store_false',
+                      help = ('If specified, do NOT attempt to validate the config file (-c/--config)'))
     args.add_argument('-c', '--config',
                       dest = 'cfgfile',
                       default = _dflts['cfgfile'],
diff --git a/example.pkgs.xml b/sample.config.xml
similarity index 89%
rename from example.pkgs.xml
rename to sample.config.xml
index 8942485..600143c 100644
--- a/example.pkgs.xml
+++ b/sample.config.xml
@@ -4,8 +4,8 @@
     You can use external XML snippets if that's easier/cleaner (it usually is).
 -->
 <archrepo xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-          xmlns="http://git.square-r00t.net/OpTools/tree/arch/autorepo/"
-          xsi:schemaLocation="http://git.square-r00t.net/OpTools/plain/arch/autorepo/autorepo.xsd">
+          xmlns="http://git.square-r00t.net/Arch_Repo_Builder/tree/"
+          xsi:schemaLocation="http://git.square-r00t.net/Arch_Repo_Builder/plain/archrepo.xsd">
     <!--
     The repo element contains information for each repository we should build for.
         Attributes:
@@ -103,7 +103,13 @@
             The pkgbuild element specifies packages that are locally developed/designed.
             They contain the name of the package.
                 Attributes:
-                    path: The path to the package to build.
+                    path: The path to the package to build. It can be:
+                              - a tarball (.tar.gz) (as created with the allsource flag for makepkg)
+                              - a directory, which will search for a file named PKGBUILD
+                              - a file, which is assumed to be a PKGBUILD file
+                    alwaysBuild: Accepts "1"/"true" or "0"/"false". If true, always build the package even if the same
+                                 version exists already. This only works if you don't delete/empty your staging
+                                 directory, otherwise it will be built.
             -->
             <pkgbuild path="/path/to/pkgnm.snapshot.tar.gz" alwaysBuild="true">pkgnm</pkgbuild>
             <pkgbuild path="/path/to/PKGBUILD" alwaysBuild="false">pkgnm2</pkgbuild>