diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..0aefbba69 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -15,15 +15,53 @@ class Company(Base):
     id = Column(Integer(), primary_key=True)
     name = Column(String())
     founding_year = Column(Integer())
+    freebles = relationship('Freeble', backref=backref('company'))
+    devs= relationship('Dev', back_populates='companies')
+    
 
     def __repr__(self):
         return f'<Company {self.name}>'
 
+    def give_freebie(self, dev, item_name, value):
+        new_freebie = Freeble(item_name=item_name, value=value, company=self, dev=dev)
+        return new_freebie
+
+    @classmethod
+    def oldest_company(cls):
+        return cls.query.order_by(cls.founding_year).first()
+
 class Dev(Base):
     __tablename__ = 'devs'
 
     id = Column(Integer(), primary_key=True)
     name= Column(String())
+    freebles = relationship('Freeble', backref=backref('dev'))
+    companies= relationship('Company', back_populates='devs')
+    
 
     def __repr__(self):
         return f'<Dev {self.name}>'
+    
+    def received_one(self, item_name):
+        for freebie in self.freebles:
+            if freebie.item_name == item_name:
+                return True
+        return False
+
+    def give_away(self, other_dev, freebie):
+        if freebie.dev == self:
+            freebie.dev = other_dev
+            return True
+        return False
+    
+class Freeble(Base):
+    __tablename__='freebies'
+
+    id =Column(Integer(), primary_key=True)
+    item_name=Column(String())
+    value=Column(Integer())
+    company_id = Column(Integer(), ForeignKey('companies.id'))
+    dev_id = Column(Integer(), ForeignKey('devs.id'))
+
+    def print_details(self):
+        return f"{self.dev.name} owns a {self.item_name} from {self.company.name}"