diff --git a/app/auth/forms.py b/app/auth/forms.py
index 4a524cfaf224d7ddd509ac7119764a63b86af709..02658b62e6fd6e1c08e8920bef0c7b5fb0f0a1ae 100644
--- a/app/auth/forms.py
+++ b/app/auth/forms.py
@@ -1,5 +1,6 @@
 from flask_wtf import FlaskForm
-from wtforms import StringField, PasswordField, BooleanField, SubmitField, ValidationError, TextAreaField
+from wtforms import (StringField, PasswordField, BooleanField, SubmitField,
+                     ValidationError)
 from wtforms.validators import DataRequired, Length, Email, Regexp, EqualTo
 from ..models import User
 
@@ -13,13 +14,20 @@ class LoginForm(FlaskForm):
 
 class RegistrationForm(FlaskForm):
     email = StringField('Email', validators=[DataRequired(), Email()])
-    username = StringField('Username', validators=[
-        DataRequired(), Length(1, 64),
-        Regexp('^[A-Za-z][A-Za-z0-9_.]*$', 0,
-               'Usernames must have only letters, numbers, dots or '
-               'underscores')])
-    password = PasswordField('Password', validators=[
-        DataRequired(), EqualTo('password2', message='Passwords must match.')])
+    username = StringField(
+        'Username',
+        validators=[DataRequired(),
+                    Length(1, 64),
+                    Regexp('^[A-Za-z][A-Za-z0-9_.]*$',
+                           0,
+                           'Usernames must have only letters, numbers, dots '
+                           'or underscores')]
+    )
+    password = PasswordField(
+        'Password',
+        validators=[DataRequired(),
+                    EqualTo('password2', message='Passwords must match.')]
+    )
     password2 = PasswordField('Confirm password', validators=[DataRequired()])
     submit = SubmitField('Register')
 
@@ -79,8 +87,8 @@ class ChangePasswordForm(FlaskForm):
 
 
 class EditProfileForm(FlaskForm):
-    email = StringField('Change Email', validators=[Length(0, 64),
-                                                    DataRequired()])
+    email = StringField('Change Email',
+                        validators=[Length(0, 254), DataRequired()])
     submit = SubmitField('Change Email')
 
     def __init__(self, user, *args, **kwargs):
diff --git a/app/models.py b/app/models.py
index 4474bf03b20f06dd6004a6c7aa65c5dbd3f5f73b..02c789a14f42a33dc9718b6005f1ddaa96c6df22 100644
--- a/app/models.py
+++ b/app/models.py
@@ -110,7 +110,7 @@ class User(UserMixin, db.Model):
     # Primary key
     id = db.Column(db.Integer, primary_key=True)
     confirmed = db.Column(db.Boolean, default=False)
-    email = db.Column(db.String(64), unique=True, index=True)
+    email = db.Column(db.String(254), unique=True, index=True)
     password_hash = db.Column(db.String(128))
     registration_date = db.Column(db.DateTime(), default=datetime.utcnow)
     role_id = db.Column(db.Integer, db.ForeignKey('roles.id'))
diff --git a/app/services/forms.py b/app/services/forms.py
index 2f4a1b515cf99388715213439b2aa5eaa5cb0a7f..5de8af07825650e1011be38bd83060aee4ae57e6 100644
--- a/app/services/forms.py
+++ b/app/services/forms.py
@@ -1,5 +1,6 @@
 from flask_wtf import FlaskForm
-from wtforms import MultipleFileField, SelectField, StringField, SubmitField, ValidationError
+from wtforms import (BooleanField, MultipleFileField, SelectField, StringField,
+                     SubmitField, ValidationError)
 from wtforms.validators import DataRequired, Length
 
 
@@ -34,6 +35,7 @@ class NewNLPJobForm(FlaskForm):
 
 
 class NewOCRJobForm(FlaskForm):
+    binarization = BooleanField('Binarazation')
     description = StringField('Description',
                               validators=[DataRequired(), Length(1, 255)])
     files = MultipleFileField('Files', validators=[DataRequired()])
@@ -49,6 +51,7 @@ class NewOCRJobForm(FlaskForm):
                                     ('por', 'Portuguese'),
                                     ('spa', 'Spanish; Castilian')],
                            validators=[DataRequired()])
+    split = BooleanField('Split')
     submit = SubmitField('Submit')
     title = StringField('Title', validators=[DataRequired(), Length(1, 32)])
     version = SelectField('Version',
diff --git a/app/services/views.py b/app/services/views.py
index 7f624f7d5945a0d1322f2b9174e079932ab4dcb7..6d785bfbda01ab1cc8e5f9d4c6a99da0ddc64ab7 100644
--- a/app/services/views.py
+++ b/app/services/views.py
@@ -62,9 +62,13 @@ def ocr():
                       mem_mb=8192,
                       n_cores=4,
                       service='ocr',
-                      service_args=json.dumps([
-                        '-l {}'.format(new_ocr_job_form.language.data),
-                        '--skip-binarisation']),
+                      service_args=json.dumps(
+                         [
+                             '-l {}'.format(new_ocr_job_form.language.data),
+                             '' if new_ocr_job_form.binarization.data
+                             else '--skip-binarisation'
+                         ]
+                      ),
                       service_version=new_ocr_job_form.version.data,
                       status='preparing',
                       title=new_ocr_job_form.title.data)
diff --git a/app/templates/auth/register.html.j2 b/app/templates/auth/register.html.j2
index 19dbcd57a667794ecf65f0c909b572f09ae2ae7e..acbaa2bef4eb54b2dfae41d2f9b5e7ddf52a4509 100644
--- a/app/templates/auth/register.html.j2
+++ b/app/templates/auth/register.html.j2
@@ -13,7 +13,7 @@
         {{ form.hidden_tag() }}
         <div class="input-field">
           <i class="material-icons prefix">person</i>
-          {{ form.username(class='validate') }}
+          {{ form.username(class='validate', data_length='64') }}
           {{ form.username.label }}
           {% for error in form.username.errors %}
             <span class="helper-text red-text">{{ error }}</span>
diff --git a/app/templates/main/dashboard.html.j2 b/app/templates/main/dashboard.html.j2
index c0f016e00a3f10830399b55fa44dadd9c76ff91c..625b0be6d492ae292df0427e6dd5167bd2cd963e 100644
--- a/app/templates/main/dashboard.html.j2
+++ b/app/templates/main/dashboard.html.j2
@@ -94,7 +94,7 @@
         <div class="col s12 m4">
           <div class="input-field">
             <i class="material-icons prefix">title</i>
-            {{ create_corpus_form.title() }}
+            {{ create_corpus_form.title(data_length='32') }}
             {{ create_corpus_form.title.label }}
             {% for error in create_corpus_form.title.errors %}
               <span class="helper-text red-text">{{ error }}</span>
@@ -104,7 +104,7 @@
         <div class="col s12 m8">
           <div class="input-field">
             <i class="material-icons prefix">description</i>
-            {{ create_corpus_form.description() }}
+            {{ create_corpus_form.description(data_length='255') }}
             {{ create_corpus_form.description.label }}
             {% for error in create_corpus_form.description.errors %}
               <span class="helper-text red-text">{{ error }}</span>
diff --git a/app/templates/services/ocr.html.j2 b/app/templates/services/ocr.html.j2
index 32f995d74028d5a46ee74af1e7999176b8d21238..5c3a542a6b4311f9a21d9fa02935609872eeadb2 100644
--- a/app/templates/services/ocr.html.j2
+++ b/app/templates/services/ocr.html.j2
@@ -88,8 +88,7 @@
               {% endfor %}
             </div>
           </div>
-        </div>
-        <div class="row">
+          <div class="col s12"></div>
           <div class="col s12 m6">
             <div class="file-field input-field">
               <div class="btn">
@@ -114,6 +113,23 @@
               {% endfor %}
             </div>
           </div>
+          <div class="col s12"></div>
+          <div class="col s12">
+            <div class="switch right-align">
+              <label>
+                Perform binarization
+                {{ new_ocr_job_form.binarization() }}
+                <span class="lever"></span>
+              </label>
+            </div>
+            <div class="switch right-align">
+              <label>
+                Split pages in half
+                <input type="checkbox" disabled>
+                <span class="lever"></span>
+              </label>
+            </div>
+          </div>
         </div>
       </div>
       <div class="card-action right-align">
diff --git a/migrations/versions/3ca96d906e29_.py b/migrations/versions/3ca96d906e29_.py
index bece789414f1f396bb47b7fea4ea2da3737cc54f..608dde1e5e15cb0c42b2e2f0879d4bf8d0b1c677 100644
--- a/migrations/versions/3ca96d906e29_.py
+++ b/migrations/versions/3ca96d906e29_.py
@@ -1,7 +1,7 @@
 """empty message
 
 Revision ID: 3ca96d906e29
-Revises: 
+Revises:
 Create Date: 2019-09-05 11:43:41.634109
 
 """
@@ -30,7 +30,7 @@ def upgrade():
     op.create_table('users',
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('confirmed', sa.Boolean(), nullable=True),
-    sa.Column('email', sa.String(length=64), nullable=True),
+    sa.Column('email', sa.String(length=254), nullable=True),
     sa.Column('password_hash', sa.String(length=128), nullable=True),
     sa.Column('registration_date', sa.DateTime(), nullable=True),
     sa.Column('role_id', sa.Integer(), nullable=True),