Respected Sir/Madam,
I am an expert in web development AND Designing. I would love to have the opportunity to discuss your project with you. As you have said that you need fix the Paypal Integration method on your site www.ApptusInsta.com. I assure you that I will Fix that Issue ASAP.
I am Expert having a great experience in development and designing in various fields Such as HTML5, PHP, CSS, JavaScript, jQuery, bootstrap, And CMS are:-WordPress, Drupal, Core PHP, CodeIgniter, Joomla, Magento, Prestashop
With Best regard
Amir