Hello,
Hope you're doing well.
I have read your project description regarding "Upgrade oscommerce store to use paypal 3d secure 2.0" & it can be done as I'm an expert having 8+ years of solid experience with highly skill designer and developer to work on PHP, HTML, OSCOMMERCE, PAYPAL APIs, CSS, ECOMMERCE and many other.
Please review our portfolio.
It would be better if you come to have a close discussion over chat so we can start the work immediately .
Best regards,
Harpreet Singh