Welcome to TinyDeal.
Yes! As you pay with Paypal account for the first time, you can login Tinydeal.com with your Paypal email in the future, which means you have an account on Tinydeal.com already, so the TD points you earned will be sent to your own account.
Everytime you successfully buy something on the website you can earn TD points.
You will also know more about how to check your TD points on Tinydeal.com by yourself here: http://faq.tinydeal.com/Default/Faq_Info/906
Any questions please contact us by Customer Service Express: http://help.tinydeal.com/contact-us