diff --git a/lib/debug.py b/lib/debug.py
index 4f922eb69..a4553f825 100644
--- a/lib/debug.py
+++ b/lib/debug.py
@@ -1,9 +1,51 @@
 #!/usr/bin/env python3
 
 from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
 
-from models import Company, Dev
+from models import Company, Dev, Freebie
 
 if __name__ == '__main__':
     engine = create_engine('sqlite:///freebies.db')
-    import ipdb; ipdb.set_trace()
+    Session = sessionmaker(bind=engine)
+    session = Session()
+
+    freebie = session.query(Freebie).first()
+    print('_' * 50 + 'Freebie' + '_' * 50)
+    print(freebie)
+    print(freebie.dev)
+    dev2 = freebie.dev
+    print(freebie.company)
+    print(freebie.print_details())
+    # print('_' * 100)
+
+    company = session.query(Company).first()
+    print('_' * 50 + 'Company' + '_' * 50)
+    dev = session.query(Dev).first()
+    company.give_freebie(dev2, 'bike', 4000)
+    session.add(dev2)
+    session.commit()
+    print(dev2)
+    print(dev.freebies)
+    print(company)
+    print(company.freebies)
+    print(company.devs)
+    print(Company.oldest_compay())
+    # print('_' * 100)
+
+    # dev = session.query(Dev).first()
+    freebie2 = session.query(Freebie).filter(Freebie.item_name == 'bike', Freebie.id == 151).first()
+    print('_' * 50 + 'Dev' + '_' * 50)
+    print(dev)
+    print(dev.freebies)
+    print(dev.companies)
+    print(dev.received_one('playstation'))
+    print(dev.give_away(dev2, freebie2))
+    session.add(freebie2)
+    session.commit()
+    # print('_' * 100)
+    print(dev2.freebies)
+    print(company.devs)
+    session.close()
+
+    import pdb; pdb.set_trace()
diff --git a/lib/freebies.db b/lib/freebies.db
index 12beb1c96..efcdd703d 100644
Binary files a/lib/freebies.db and b/lib/freebies.db differ
diff --git a/lib/migrations/versions/2dfb7ef6c89c_added_methods_to_models.py b/lib/migrations/versions/2dfb7ef6c89c_added_methods_to_models.py
new file mode 100644
index 000000000..1f983c8bd
--- /dev/null
+++ b/lib/migrations/versions/2dfb7ef6c89c_added_methods_to_models.py
@@ -0,0 +1,28 @@
+"""added methods to models
+
+Revision ID: 2dfb7ef6c89c
+Revises: eb9fd7da9ca4
+Create Date: 2023-06-04 13:45:44.778514
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2dfb7ef6c89c'
+down_revision = 'eb9fd7da9ca4'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###
diff --git a/lib/migrations/versions/d94b79d72883_updated_freebie_model.py b/lib/migrations/versions/d94b79d72883_updated_freebie_model.py
new file mode 100644
index 000000000..6d725abb0
--- /dev/null
+++ b/lib/migrations/versions/d94b79d72883_updated_freebie_model.py
@@ -0,0 +1,33 @@
+"""updated Freebie model
+
+Revision ID: d94b79d72883
+Revises: 5f72c58bf48c
+Create Date: 2023-06-04 00:03:54.393439
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'd94b79d72883'
+down_revision = '5f72c58bf48c'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('freebies',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('item_name', sa.String(), nullable=True),
+    sa.Column('value', sa.Integer(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('freebies')
+    # ### end Alembic commands ###
diff --git a/lib/migrations/versions/eb9fd7da9ca4_add_company_dev_association_table.py b/lib/migrations/versions/eb9fd7da9ca4_add_company_dev_association_table.py
new file mode 100644
index 000000000..cb742dced
--- /dev/null
+++ b/lib/migrations/versions/eb9fd7da9ca4_add_company_dev_association_table.py
@@ -0,0 +1,46 @@
+"""add company-dev association table
+
+Revision ID: eb9fd7da9ca4
+Revises: d94b79d72883
+Create Date: 2023-06-04 00:46:57.198671
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'eb9fd7da9ca4'
+down_revision = 'd94b79d72883'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('company_devs',
+    sa.Column('company_id', sa.Integer(), nullable=False),
+    sa.Column('dev_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['company_id'], ['companies.id'], name=op.f('fk_company_devs_company_id_companies')),
+    sa.ForeignKeyConstraint(['dev_id'], ['devs.id'], name=op.f('fk_company_devs_dev_id_devs')),
+    sa.PrimaryKeyConstraint('company_id', 'dev_id')
+    )
+    with op.batch_alter_table('freebies', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('dev_id', sa.Integer(), nullable=True))
+        batch_op.add_column(sa.Column('company_id', sa.Integer(), nullable=True))
+        batch_op.create_foreign_key(batch_op.f('fk_freebies_company_id_companies'), 'companies', ['company_id'], ['id'])
+        batch_op.create_foreign_key(batch_op.f('fk_freebies_dev_id_devs'), 'devs', ['dev_id'], ['id'])
+
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('freebies', schema=None) as batch_op:
+        batch_op.drop_constraint(batch_op.f('fk_freebies_dev_id_devs'), type_='foreignkey')
+        batch_op.drop_constraint(batch_op.f('fk_freebies_company_id_companies'), type_='foreignkey')
+        batch_op.drop_column('company_id')
+        batch_op.drop_column('dev_id')
+
+    op.drop_table('company_devs')
+    # ### end Alembic commands ###
diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..105737496 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -1,5 +1,5 @@
-from sqlalchemy import ForeignKey, Column, Integer, String, MetaData
-from sqlalchemy.orm import relationship, backref
+from sqlalchemy import ForeignKey, Column, Integer, String, MetaData, Table, create_engine
+from sqlalchemy.orm import relationship, backref, sessionmaker
 from sqlalchemy.ext.declarative import declarative_base
 
 convention = {
@@ -8,6 +8,17 @@
 metadata = MetaData(naming_convention=convention)
 
 Base = declarative_base(metadata=metadata)
+engine = create_engine('sqlite:///freebies.db')
+Session = sessionmaker(bind=engine)
+session = Session()
+
+company_dev = Table(
+    'company_devs',
+    Base.metadata,
+    Column('company_id', ForeignKey('companies.id'), primary_key=True),
+    Column('dev_id', ForeignKey('devs.id'), primary_key=True),
+    extend_existing=True
+)
 
 class Company(Base):
     __tablename__ = 'companies'
@@ -15,6 +26,24 @@ class Company(Base):
     id = Column(Integer(), primary_key=True)
     name = Column(String())
     founding_year = Column(Integer())
+    freebies = relationship('Freebie', backref='company')
+    devs = relationship('Dev', secondary=company_dev, back_populates='companies')
+
+    @classmethod
+    def oldest_compay(cls):
+        return session.query(Company).order_by(Company.founding_year.asc()).first()
+
+    def give_freebie(self, dev, item_name, value):
+        freebie = Freebie(
+            item_name = item_name,
+            value = value,
+            dev_id = dev.id,
+            company_id = self.id
+        )
+        dev.companies.append(self)
+        session.add(freebie)
+        # session.add(dev)
+        session.commit()
 
     def __repr__(self):
         return f'<Company {self.name}>'
@@ -24,6 +53,41 @@ class Dev(Base):
 
     id = Column(Integer(), primary_key=True)
     name= Column(String())
+    freebies = relationship('Freebie', backref='dev')
+    companies = relationship('Company', secondary=company_dev, back_populates='devs')
+    
+    def received_one(self, item_name):
+        for freebie in self.freebies:
+            if freebie.item_name == item_name:
+                return True
+            else:
+                return False
+            
+    def give_away(self, dev, freebie):
+        if freebie.dev == self:
+            freebie.dev = dev
+        
+            # session.add(freebie)
+            # session.commit()
 
     def __repr__(self):
         return f'<Dev {self.name}>'
+
+
+class Freebie(Base): 
+    __tablename__ = 'freebies'
+
+    id = Column(Integer(), primary_key=True)
+    item_name = Column(String())
+    value = Column(Integer())
+
+    dev_id = Column(Integer(), ForeignKey('devs.id'))
+    company_id = Column(Integer(), ForeignKey('companies.id'))
+
+    def print_details(self):
+        return f'{self.dev} owns a ' + \
+            f'{self.item_name} from {self.company}'
+    
+
+    def __repr__(self) -> str:
+        return f'<Freebie {self.id} {self.item_name}'
\ No newline at end of file
diff --git a/lib/seed.py b/lib/seed.py
index b16becbbb..e35368f2c 100644
--- a/lib/seed.py
+++ b/lib/seed.py
@@ -1,3 +1,68 @@
 #!/usr/bin/env python3
 
-# Script goes here!
+from faker import Faker
+from sqlalchemy.orm import sessionmaker
+from sqlalchemy import create_engine
+from models import Company, Freebie, Dev, company_dev, session
+import random
+
+if __name__ == '__main__':
+    # engine = create_engine('sqlite:///freebies.db')
+    # Session = sessionmaker(bind=engine)
+    # session = Session()
+
+    session.query(Company).delete()
+    session.query(Dev).delete()
+    session.query(Freebie).delete()
+    session.query(company_dev).delete()
+
+    faker = Faker()
+    companies = []
+    for i in range(50):
+        company = Company(
+            name = faker.company(),
+            founding_year = random.randint(1990, 2023)
+        )
+
+        session.add(company)
+        session.commit()
+        companies.append(company)
+
+
+    devs = []
+    for i in range(50):
+        dev = Dev(
+            name=faker.name()
+        )
+
+        session.add(dev)
+        session.commit()
+
+        devs.append(dev)
+
+    platforms = ['nintendo 64', 'gamecube', 'wii', 'wii u', 'switch',
+        'playstation', 'playstation 2', 'playstation 3', 'playstation 4',
+        'playstation 5', 'xbox', 'xbox 360', 'xbox one', 'pc']
+    
+    freebies = []
+    for company in companies:
+        for i in range(random.randint(1,5)):
+            dev = random.choice(devs)
+            if company not in dev.companies:
+                dev.companies.append(company)
+                session.add(dev)
+                session.commit()
+                
+            freebie = Freebie(
+                item_name = platforms[random.randint(0, len(platforms) - 1)],
+                value = random.randint(100, 5000),
+                dev_id = dev.id,
+                company_id = company.id,
+            )
+
+            freebies.append(freebie)
+
+    session.bulk_save_objects(freebies)
+    session.commit()
+    session.close()
+