Danginx works as a front end proxy for apache. So apache will be moved to another port. Nginx will server all static files.
Yes, it will compress the urls , so that will increase speed and reduce bandwidth.time.
No, Danginx won't support HTTPS . Your HTTPS domains still work from apache on port 443. There is no downtime or affect for https domains .
Danginx use the latest stable versions of Nginx distribution..
No we won't provide any customization to nginx.
We have 24x7 help desk and phone support.
Yes , you need to open a help desk ticket.
No, whether it is dedicated server or vps, you need to pay the same price.
Yes, you can offer this as a new addon module for your dedicated and vps server clients.
Shoot an email to help desk. We are happy to help you.