diff --git a/pinaxcon/registrasion/management/__init__.py b/pinaxcon/registrasion/management/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/pinaxcon/registrasion/management/commands/__init__.py b/pinaxcon/registrasion/management/commands/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/pinaxcon/registrasion/management/commands/populate_inventory.py b/pinaxcon/registrasion/management/commands/populate_inventory.py
new file mode 100644
index 0000000..a0bffcc
--- /dev/null
+++ b/pinaxcon/registrasion/management/commands/populate_inventory.py
@@ -0,0 +1,417 @@
+from collections import namedtuple
+from datetime import datetime
+from datetime import timedelta
+from decimal import Decimal
+from django.contrib.auth.models import Group
+from django.core.exceptions import ObjectDoesNotExist
+from django.core.management.base import BaseCommand, CommandError
+
+from registrasion.models import inventory as inv
+from registrasion.models import conditions as cond
+from symposion import proposals
+
+class Command(BaseCommand):
+    help = 'Populates the inventory with the NBPy2017 inventory model'
+
+    def add_arguments(self, parser):
+        pass
+
+    def handle(self, *args, **options):
+
+        kinds = []
+        for i in ("talk", ):
+            kinds.append(proposals.models.ProposalKind.objects.get(name=i))
+        self.main_conference_proposals = kinds
+
+        self.populate_groups()
+        self.populate_inventory()
+        self.populate_restrictions()
+        self.populate_discounts()
+
+    def populate_groups(self):
+        self.group_team = self.find_or_make(
+            Group,
+            ("name", ),
+            name="Conference organisers",
+        )
+        self.group_volunteers = self.find_or_make(
+            Group,
+            ("name", ),
+            name="Conference volunteers",
+        )
+        self.group_unpublish = self.find_or_make(
+            Group,
+            ("name", ),
+            name="Can see unpublished products",
+        )
+
+    def populate_inventory(self):
+        # Categories
+
+        self.ticket = self.find_or_make(
+            inv.Category,
+            ("name",),
+            name="Ticket",
+            description="Each type of ticket has different included products. "
+                        "For details of what products are included, see our "
+                        "<a href='/attend'>ticket sales page</a>.",
+            required = True,
+            render_type=inv.Category.RENDER_TYPE_RADIO,
+            limit_per_user=1,
+            order=1,
+        )
+        self.t_shirt = self.find_or_make(
+            inv.Category,
+            ("name",),
+            name="T-Shirt",
+            description="Commemorative conference t-shirts, featuring secret "
+                        "North Bay Python 2017 artwork. Details of sizing and "
+                        "manufacturer are on our <a href='/attend/tshirts'>"
+                        "t-shirts page</a>",
+            required = False,
+            render_type=inv.Category.RENDER_TYPE_ITEM_QUANTITY,
+            order=40,
+        )
+        self.extras = self.find_or_make(
+            inv.Category,
+            ("name",),
+            name="Extras",
+            description="Other items that can improve your conference "
+                        "experience.",
+            required = False,
+            render_type=inv.Category.RENDER_TYPE_QUANTITY,
+            order=60,
+        )
+
+        # Tickets
+
+        self.ticket_ind_sponsor = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Individual Sponsor",
+            price=Decimal("500.00"),
+            reservation_duration=hours(24),
+            order=1,
+        )
+        self.ticket_corporate = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Corporate",
+            price=Decimal("200.00"),
+            reservation_duration=hours(24),
+            order=10,
+        )
+        self.ticket_supporter = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Individual Supporter",
+            price=Decimal("100.00"),
+            reservation_duration=hours(24),
+            order=20,
+        )
+        self.ticket_unaffiliated = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Unaffiliated Individual",
+            price=Decimal("50.00"),
+            reservation_duration=hours(24),
+            order=30,
+        )
+        self.ticket_speaker = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Speaker",
+            price=Decimal("00.00"),
+            reservation_duration=hours(24),
+            order=50,
+        )
+        self.ticket_media = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Media",
+            price=Decimal("00.00"),
+            reservation_duration=hours(24),
+            order=60,
+        )
+        self.ticket_sponsor = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Sponsor",
+            price=Decimal("00.00"),
+            reservation_duration=hours(24),
+            order=70,
+        )
+        self.ticket_team = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Conference Organiser",
+            price=Decimal("00.00"),
+            reservation_duration=hours(24),
+            order=80,
+        )
+        self.ticket_volunteer = self.find_or_make(
+            inv.Product,
+            ("name", "category",),
+            category=self.ticket,
+            name="Conference Volunteer",
+            price=Decimal("00.00"),
+            reservation_duration=hours(24),
+            order=90,
+        )
+
+        # Shirts
+        ShirtGroup = namedtuple("ShirtGroup", ("prefix", "sizes"))
+        shirt_names = {
+            "mens": ShirtGroup(
+                "Men's/Straight Cut Size",
+                ("S", "M", "L", "XL", "2XL", "3XL", "5XL"),
+            ),
+            "womens_classic": ShirtGroup(
+                "Women's Classic Fit",
+                ("XS", "S", "M", "L", "XL", "2XL", "3XL"),
+            ),
+            "womens_semi": ShirtGroup(
+                "Women's Semi-Fitted",
+                ("S", "M", "L", "XL", "2XL", "3XL"),
+            ),
+        }
+
+        self.shirts = {}
+        order = 0
+        for name, group in shirt_names.items():
+            self.shirts[name] = {}
+            prefix = group.prefix
+            for size in group.sizes:
+                product_name = "%s %s" % (prefix, size)
+                order += 10
+                self.shirts[name][size] = self.find_or_make(
+                    inv.Product,
+                    ("name", "category",),
+                    name=product_name,
+                    category=self.t_shirt,
+                    price=Decimal("30.00"),
+                    reservation_duration=hours(1),
+                    order=order,
+                )
+
+    def populate_restrictions(self):
+
+        # Hide the products that will eventually need a voucher
+        hide_voucher_products = self.find_or_make(
+            cond.GroupMemberFlag,
+            ("description", ),
+            description="Can see hidden products",
+            condition=cond.FlagBase.ENABLE_IF_TRUE,
+        )
+        hide_voucher_products.group.set([self.group_unpublish])
+        hide_voucher_products.products.set([
+            self.ticket_media,
+            self.ticket_sponsor,
+        ])
+
+        # Set limits.
+        public_ticket_cap = self.find_or_make(
+            cond.TimeOrStockLimitFlag,
+            ("description", ),
+            description="Public ticket cap",
+            condition=cond.FlagBase.DISABLE_IF_FALSE,
+            limit=350,
+        )
+        public_ticket_cap.products.set([
+            self.ticket_ind_sponsor,
+            self.ticket_corporate,
+            self.ticket_supporter,
+            self.ticket_unaffiliated,
+        ])
+
+        non_public_ticket_cap = self.find_or_make(
+            cond.TimeOrStockLimitFlag,
+            ("description", ),
+            description="Non-public ticket cap",
+            condition=cond.FlagBase.DISABLE_IF_FALSE,
+            limit=200,
+        )
+        non_public_ticket_cap.products.set([
+            self.ticket_speaker,
+            self.ticket_sponsor,
+            self.ticket_media,
+            self.ticket_team,
+            self.ticket_volunteer,
+        ])
+
+        # Volunteer tickets are for volunteers only
+        volunteers = self.find_or_make(
+            cond.GroupMemberFlag,
+            ("description", ),
+            description="Volunteer tickets",
+            condition=cond.FlagBase.ENABLE_IF_TRUE,
+        )
+        volunteers.group.set([self.group_volunteers])
+        volunteers.products.set([
+            self.ticket_volunteer,
+        ])
+
+        # Team tickets are for team members only
+        team = self.find_or_make(
+            cond.GroupMemberFlag,
+            ("description", ),
+            description="Team tickets",
+            condition=cond.FlagBase.ENABLE_IF_TRUE,
+        )
+        team.group.set([self.group_team])
+        team.products.set([
+            self.ticket_team,
+        ])
+
+        # Speaker tickets are for primary speakers only
+        speaker_tickets = self.find_or_make(
+            cond.SpeakerFlag,
+            ("description", ),
+            description="Speaker tickets",
+            condition=cond.FlagBase.ENABLE_IF_TRUE,
+            is_presenter=True,
+            is_copresenter=False,
+        )
+        speaker_tickets.proposal_kind.set(self.main_conference_proposals)
+        speaker_tickets.products.set([self.ticket_speaker, ])
+
+    def populate_discounts(self):
+
+        def add_early_birds(discount):
+            self.find_or_make(
+                cond.DiscountForProduct,
+                ("discount", "product"),
+                discount=discount,
+                product=self.ticket_ind_sponsor,
+                price=Decimal("50.00"),
+                quantity=1,  # Per user
+            )
+            self.find_or_make(
+                cond.DiscountForProduct,
+                ("discount", "product"),
+                discount=discount,
+                product=self.ticket_corporate,
+                price=Decimal("20.00"),
+                quantity=1,  # Per user
+            )
+            self.find_or_make(
+                cond.DiscountForProduct,
+                ("discount", "product"),
+                discount=discount,
+                product=self.ticket_supporter,
+                price=Decimal("20.00"),
+                quantity=1,  # Per user
+            )
+            self.find_or_make(
+                cond.DiscountForProduct,
+                ("discount", "product"),
+                discount=discount,
+                product=self.ticket_unaffiliated,
+                price=Decimal("25.00"),
+                quantity=1,  # Per user
+            )
+
+        def free_category(parent_discount, category, quantity=1):
+            self.find_or_make(
+                cond.DiscountForCategory,
+                ("discount", "category",),
+                discount=parent_discount,
+                category=category,
+                percentage=Decimal("100.00"),
+                quantity=quantity,
+            )
+
+        # Early Bird Discount (general public)
+        early_bird = self.find_or_make(
+            cond.TimeOrStockLimitDiscount,
+            ("description", ),
+            description="Early Bird",
+            end_time=datetime(year=2017, month=10, day=20),
+            limit=100,  # Across all users
+        )
+        add_early_birds(early_bird)
+
+        # Early bird rates for speakers
+        speaker_ticket_discounts = self.find_or_make(
+            cond.SpeakerDiscount,
+            ("description", ),
+            description="Speaker Ticket Discount",
+            is_presenter=True,
+            is_copresenter=True,
+        )
+        speaker_ticket_discounts.proposal_kind.set(
+            self.main_conference_proposals,
+        )
+        add_early_birds(speaker_ticket_discounts)
+
+        # Professional-Like ticket inclusions
+        ticket_prolike_inclusions = self.find_or_make(
+            cond.IncludedProductDiscount,
+            ("description", ),
+            description="Complimentary for ticket holder (Supporter-level and above)",
+        )
+        ticket_prolike_inclusions.enabling_products.set([
+            self.ticket_ind_sponsor,
+            self.ticket_corporate,
+            self.ticket_supporter,
+            self.ticket_sponsor,
+            self.ticket_speaker,
+        ])
+        free_category(ticket_prolike_inclusions, self.t_shirt)
+
+        # Team & volunteer ticket inclusions
+        ticket_staff_inclusions = self.find_or_make(
+            cond.IncludedProductDiscount,
+            ("description", ),
+            description="Complimentary for ticket holder (staff/volunteer)",
+        )
+        ticket_staff_inclusions.enabling_products.set([
+            self.ticket_team,
+            self.ticket_volunteer,
+        ])
+
+        # Team & volunteer t-shirts, regardless of ticket type
+        staff_t_shirts = self.find_or_make(
+            cond.GroupMemberDiscount,
+            ("description", ),
+            description="T-shirts complimentary for staff and volunteers",
+        )
+        staff_t_shirts.group.set([
+            self.group_team,
+            self.group_volunteers,
+        ])
+        free_category(staff_t_shirts, self.t_shirt, quantity=2)
+
+    def find_or_make(self, model, search_keys, **k):
+        ''' Either makes or finds an object of type _model_, with the given
+        kwargs.
+
+        Arguments:
+            search_keys ([str, ...]): A sequence of keys that are used to search
+            for an existing version in the database. The remaining arguments are
+            only used when creating a new object.
+        '''
+
+        try:
+            keys = dict((key, k[key]) for key in search_keys)
+            a = model.objects.get(**keys)
+            self.stdout.write("FOUND  : " + str(keys))
+            model.objects.filter(id=a.id).update(**k)
+            a.refresh_from_db()
+            return a
+        except ObjectDoesNotExist:
+            a = model.objects.create(**k)
+            self.stdout.write("CREATED: " + str(k))
+            return a
+
+
+def hours(n):
+    return timedelta(hours=n)
diff --git a/pinaxcon/urls.py b/pinaxcon/urls.py
index d2440d9..72bcce7 100644
--- a/pinaxcon/urls.py
+++ b/pinaxcon/urls.py
@@ -35,6 +35,7 @@ urlpatterns = [
     url(r"^attend/business-case$", TemplateView.as_view(template_name="static_pages/attend/business-case.html"), name="attend/business-case"),
     url(r"^attend/travel$", TemplateView.as_view(template_name="static_pages/attend/travel.html"), name="attend/travel"),
     url(r"^attend/hotels$", TemplateView.as_view(template_name="static_pages/attend/hotels.html"), name="attend/hotels"),
+    url(r"^attend/tshirts$", TemplateView.as_view(template_name="static_pages/attend/tshirts.html"), name="attend/tshirts"),
 
     url(r"^code-of-conduct$", TemplateView.as_view(template_name="static_pages/code_of_conduct/code_of_conduct.html"), name="code-of-conduct"),
     url(r"^code-of-conduct/harassment-incidents$", TemplateView.as_view(template_name="static_pages/code_of_conduct/harassment_procedure_attendee.html"), name="code-of-conduct/harassment-incidents"),