diff --git a/orchestra/admin/utils.py b/orchestra/admin/utils.py
index b6e16e0f..c9d118eb 100644
--- a/orchestra/admin/utils.py
+++ b/orchestra/admin/utils.py
@@ -5,7 +5,7 @@ from functools import wraps
 from django.conf import settings
 from django.contrib import admin
 from django.core.exceptions import ObjectDoesNotExist
-from django.core.urlresolvers import reverse
+from django.core.urlresolvers import reverse, NoReverseMatch
 from django.db import models
 from django.shortcuts import redirect
 import importlib
@@ -107,12 +107,16 @@ def admin_link(*args, **kwargs):
             return '---'
     if not getattr(obj, 'pk', None):
         return '---'
-    url = change_url(obj)
     display = kwargs.get('display')
     if display:
         display = getattr(obj, display, 'merda')
     else:
         display = obj
+    try:
+        url = change_url(obj)
+    except NoReverseMatch:
+        # Does not has admin
+        return str(display)
     extra = ''
     if kwargs['popup']:
         extra = 'onclick="return showAddAnotherPopup(this);"'
diff --git a/orchestra/contrib/bills/actions.py b/orchestra/contrib/bills/actions.py
index 592d3b53..a73789af 100644
--- a/orchestra/contrib/bills/actions.py
+++ b/orchestra/contrib/bills/actions.py
@@ -1,6 +1,6 @@
+import io
 import zipfile
 from datetime import date
-from io import StringIO
 
 from django.contrib import messages
 from django.contrib.admin import helpers
@@ -22,17 +22,17 @@ from .helpers import validate_contact
 
 def download_bills(modeladmin, request, queryset):
     if queryset.count() > 1:
-        stringio = StringIO()
-        archive = zipfile.ZipFile(stringio, 'w')
+        bytesio = io.BytesIO()
+        archive = zipfile.ZipFile(bytesio, 'w')
         for bill in queryset:
-            pdf = html_to_pdf(bill.html or bill.render())
+            pdf = bill.as_pdf()
             archive.writestr('%s.pdf' % bill.number, pdf)
         archive.close()
-        response = HttpResponse(stringio.getvalue(), content_type='application/pdf')
+        response = HttpResponse(bytesio.getvalue(), content_type='application/pdf')
         response['Content-Disposition'] = 'attachment; filename="orchestra-bills.zip"'
         return response
     bill = queryset.get()
-    pdf = html_to_pdf(bill.html or bill.render(), pagination=bill.has_multiple_pages)
+    pdf = bill.as_pdf()
     return HttpResponse(pdf, content_type='application/pdf')
 download_bills.verbose_name = _("Download")
 download_bills.url_name = 'download'
diff --git a/orchestra/contrib/bills/models.py b/orchestra/contrib/bills/models.py
index 199c1d81..b0f9e2b9 100644
--- a/orchestra/contrib/bills/models.py
+++ b/orchestra/contrib/bills/models.py
@@ -136,7 +136,7 @@ class Bill(models.Model):
         if not self.is_open:
             return self.total
         try:
-            return self.computed_total
+            return round(self.computed_total, 2)
         except AttributeError:
             self.computed_total = self.compute_total()
             return self.computed_total
@@ -199,8 +199,7 @@ class Bill(models.Model):
         return transaction
     
     def send(self):
-        html = self.html or self.render()
-        pdf = html_to_pdf(html, pagination=self.has_multiple_pages)
+        pdf = self.as_pdf()
         self.account.send_email(
             template=settings.BILLS_EMAIL_NOTIFICATION_TEMPLATE,
             context={
@@ -243,6 +242,10 @@ class Bill(models.Model):
             html = html.replace('-pageskip-', '<pdf:nextpage />')
         return html
     
+    def as_pdf(self):
+        html = self.html or self.render()
+        return html_to_pdf(html, pagination=self.has_multiple_pages)
+    
     def save(self, *args, **kwargs):
         if not self.type:
             self.type = self.get_type()
diff --git a/orchestra/contrib/mailer/models.py b/orchestra/contrib/mailer/models.py
index fb7217f6..e0e3c3b8 100644
--- a/orchestra/contrib/mailer/models.py
+++ b/orchestra/contrib/mailer/models.py
@@ -50,7 +50,7 @@ class Message(models.Model):
     
     def sent(self):
         self.state = self.SENT
-        self.save(update_fiields=('state',))
+        self.save(update_fields=('state',))
     
     def log(self, error):
         result = SMTPLog.SUCCESS
diff --git a/orchestra/contrib/orchestration/admin.py b/orchestra/contrib/orchestration/admin.py
index cac1404d..9a85e91a 100644
--- a/orchestra/contrib/orchestration/admin.py
+++ b/orchestra/contrib/orchestration/admin.py
@@ -109,7 +109,7 @@ class BackendOperationInline(admin.TabularInline):
     
     def instance_link(self, operation):
         link = admin_link('instance')(self, operation)
-        if not link.startswith('<a'):
+        if link == '---':
             return _("Deleted {0}").format(operation.instance_repr or '-'.join(
                 (escape(operation.content_type), escape(operation.object_id))))
         return link
diff --git a/orchestra/contrib/payments/actions.py b/orchestra/contrib/payments/actions.py
index c04228e2..2e22165a 100644
--- a/orchestra/contrib/payments/actions.py
+++ b/orchestra/contrib/payments/actions.py
@@ -182,3 +182,15 @@ def delete_selected(modeladmin, request, queryset):
         helpers.post_delete_processes(modelamdin, request, related_transactions)
     return response
 delete_selected.short_description = actions.delete_selected.short_description
+
+
+def report(modeladmin, request, queryset):
+    if queryset.model == Transaction:
+        transactions = queryset
+    else:
+        transactions = queryset.values_list('transactions__id', flat=True).distinct()
+        transactions = Transaction.objects.filter(id__in=transactions)
+    context = {
+        'transactions': transactions
+    }
+    return render(request, 'admin/payments/transaction/report.html', context)
diff --git a/orchestra/contrib/payments/admin.py b/orchestra/contrib/payments/admin.py
index 1c3740d2..0e2f4eb1 100644
--- a/orchestra/contrib/payments/admin.py
+++ b/orchestra/contrib/payments/admin.py
@@ -87,11 +87,11 @@ class TransactionAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
             )
         }),
     )
-    actions = (
-        actions.process_transactions, actions.mark_as_executed,
-        actions.mark_as_secured, actions.mark_as_rejected
+    change_view_actions = (
+        actions.process_transactions, actions.mark_as_executed, actions.mark_as_secured,
+        actions.mark_as_rejected,
     )
-    change_view_actions = actions
+    actions = change_view_actions + (actions.report,)
     filter_by_account_fields = ('bill', 'source')
     change_readonly_fields = ('amount', 'currency')
     readonly_fields = ('bill_link', 'display_state', 'process_link', 'account_link', 'source_link')
@@ -123,7 +123,9 @@ class TransactionProcessAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
     fields = ('data', 'file_url', 'created_at')
     readonly_fields = ('data', 'file_url', 'display_transactions', 'created_at')
     inlines = [TransactionInline]
-    change_view_actions = (actions.mark_process_as_executed, actions.abort, actions.commit)
+    change_view_actions = (
+        actions.mark_process_as_executed, actions.abort, actions.commit, actions.report
+    )
     actions = change_view_actions + (actions.delete_selected,)
     
     def file_url(self, process):
diff --git a/orchestra/contrib/payments/models.py b/orchestra/contrib/payments/models.py
index 9c8a70f9..cdb98030 100644
--- a/orchestra/contrib/payments/models.py
+++ b/orchestra/contrib/payments/models.py
@@ -131,22 +131,22 @@ class Transaction(models.Model):
     def mark_as_processed(self):
         self.check_state(self.WAITTING_PROCESSING)
         self.state = self.WAITTING_EXECUTION
-        self.save(update_fields=['state'])
+        self.save(update_fields=['state', 'modified_at'])
     
     def mark_as_executed(self):
         self.check_state(self.WAITTING_EXECUTION)
         self.state = self.EXECUTED
-        self.save(update_fields=['state'])
+        self.save(update_fields=['state', 'modified_at'])
     
     def mark_as_secured(self):
         self.check_state(self.EXECUTED)
         self.state = self.SECURED
-        self.save(update_fields=['state'])
+        self.save(update_fields=['state', 'modified_at'])
     
     def mark_as_rejected(self):
         self.check_state(self.EXECUTED)
         self.state = self.REJECTED
-        self.save(update_fields=['state'])
+        self.save(update_fields=['state', 'modified_at'])
 
 
 class TransactionProcess(models.Model):
diff --git a/orchestra/contrib/payments/templates/admin/payments/transaction/report.html b/orchestra/contrib/payments/templates/admin/payments/transaction/report.html
new file mode 100644
index 00000000..afcc5e03
--- /dev/null
+++ b/orchestra/contrib/payments/templates/admin/payments/transaction/report.html
@@ -0,0 +1,54 @@
+{% load i18n %}
+
+<html>
+<head>
+    <title>Transaction Report</title>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+    <style type="text/css">
+    @page {
+       size: 11.69in 8.27in;
+    }
+    table {
+       font-family: sans;
+       font-size: 10px;
+       max-width: 10in;
+    }
+    table tr:nth-child(even) {
+        background-color: #eee;
+    }
+    table tr:nth-child(odd) {
+        background-color: #fff;
+    }
+    table th {
+        color: white;
+        background-color: grey;
+    }
+    </style>
+</head>
+<body>
+<table>
+<tr id="transaction">
+    <th class="title column-id">ID</th>
+    <th class="title column-bill">{% trans "Bill" %}</th>
+    <th class="title column-billcontant">{% trans "Contact" %}</th>
+    <th class="title column-iban">IBAN</th>
+    <th class="title column-amount">{% trans "Amount" %}</th>
+    <th class="title column-state">{% trans "State" %}</th>
+    <th class="title column-created">{% trans "Created" %}</th>
+    <th class="title column-updated">{% trans "Updated" %}</th>
+</tr>
+{% for transaction in transactions %}
+<tr>
+    <td class="item column-id">{{ transaction.id }}</td>
+    <td class="item column-bill">{{ transaction.bill.number }}</td>
+    <td class="item column-billcontant">{{ transaction.bill.buyer.get_name }}</td>
+    <td class="item column-iban">{{ transaction.source.data.iban }}</td>
+    <td class="item column-amount">{{ transaction.amount }}</td>
+    <td class="item column-state">{{ transaction.get_state_display }}</td>
+    <td class="item column-state">{{ transaction.created_at|date }}</td>
+    <td class="item column-state">{{ transaction.modified_at|date }}</td>
+</tr>
+{% endfor %}
+</table>
+</body>
+</html>