Domain configuration, Email configuration, Paypal checkout configuration

I have just migrated my Magento 2 website to a new server and need help with the following configuration and setup'. Im looking for a professional who specializes in configuring PayPal checkout options and integrating PayPal checkout into my existing website. The domain name, DNS settings, and email configurations.

website:
http://dg-supplies.co.uk

Domain configuration
Email configuration,
Paypal checkout configuration



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