Update website

I have a website [login to view URL] I need the following changes done ~ Integrate WhatsApp and FB messenger share button ~ Change the blog template so I can put an author name and small pic ~ Related posts (You might be interested in) section at bottom of blogs ~ Top slider should have Offbeat Goa organized experiences (right now it has the blog posts) I will give the images for this ~ Subscribe button on the footer ~ Sidebar on homepage should have Calendar (will explain) ~ Enable website push notifications ( For new content) ~ Search button/ Navigation button ~ About Us tab should have a can have drop down for press articles ~ Website speed optimization - Website load time seems to be slow can it be below 3 seconds? ~ Integrate Breadcrumb navigation ~ The logo should be clickable to take you back to homepage ~ Pop should not pop up again after one has subscribed ~ Change font I also want to integrate the EventOn calendar on the Experience tab and can the EventOn tile format be used on the other tabs like Volunteer and Stays too?