If you own the server, you can switch to Litespeed webserver. Litespeed is fast and gives better performance. Other than this check the PHP and like other mentioned already, use CDN. Try to avoid animation themes or use less animation.
The most common difference is if someone purchase managed service he/she don't have to handle server side tasks like maintenance, trouble shooting and sometimes monitoring. In unmanaged service, client must handle all the server side tasks. In both managed and unmanaged hosting provider offers...
Its depend upon the work you will put on the server. VPS uses shared resources. Where as dedicated servers has dedicated resources. VPS is good choice for getting started only or low resource uses. About colocation, if your server has lower configuration it cost low than renting dedicated server...
There are Virtualizor. They have introduced new major changes like hourly billing and scaling. A new player came in the industry virtfusion, check there plans too.
If you are on shared hosting plan, you can ask them to migrate your website to newer server. If you have dedicated server/vps/cloud you can deploy new server with latest version of OS like AlmaLinux or Rocky Linux because CentOS has come to EOL and migrate your website from current server to new...
Few hosting companies provides truly unmetered bandwidth and some companies provides with capping like after certain bandwidth uses, the port speed becomes in Mbps from Gbps. Some provides 100TB bandwidth. Unmetered cost additional charges. So check the bandwidth requirements and accordingly...
It depends on the client. Some clients just live and find another service provider and some of them post negative reviews.
Sometimes, competitor post negative reviews. In that case we have to handle it in creative way.
To counter that we need to collect some positive review. Every company has...
If you have high traffic on you site and you have right technical person who can deal with all the configuration stuff then you should go for dedicated server. If you need high resources, dedicated server will be cheaper then cloud servers. In case, you don't want to do all the technical stuff...