Make my site strong again

Right now my Gtmextric score is low [login to view URL] My site needs to have A ratings on GTmetrix and faster loading time.. The site needs to be in good standing. Make sure database is strong structure to handle a lot of traffic Remove this word HomeDirectory List View W/FilterableListing Plain Heading from the category pages.. Or change them so it does not look like that. And make sure they are not in the link when the site is shared. I also dont want to see it in the website heading when someone shares a link 4. Make my Post ad area faster as of now it is slow. If you choose Motors then it takes long to populate. Also I need you to fix the Woo-commerce vendor area. The seller button needs to only seen by Vendors. Normal subscribers who are just looking on the site should not be able to see it. There should be a proper option to sign up to become a vendor as well to be set up. Make sure the seller dashboard is working correctly The site is [login to view URL] Look at the pictures for what i need. If you dont look at the picture before you bid you can not get the job.. Fix the facebook login and social media login buttons Fix all things that are not working. Make the personal profile page area work again. Make sure all links and stuff are working and that the site is in working order