Dedicated IP Address
Purchasing a dedicated IP address will mean your website/domain has it's own dedicated number on the Internet instead of sharing an IP with other websites. It's generally required for online stores/website collecting personal information such as with a website form.
SSH/Shell access is a network protocol designed to allow users to exchange data via a secure channel between 2 network devices. The SSH encryption provides confidentiality and integrity over an insecure network. Using SSH can be a big time saver.