There are many web sites hosting company present in the world but to choose the best web hosting company is considered a problem these days. A best web hosting provider mainly satisfies its customers and provides the best web hosting service. While choosing the best web hosting plans you must consider few things so that you would get the best web hosting online service, which would keep your site online 24/7.

Here are few tips on best web site hosting solution: -

•  Make sure they have a high-speed connection (preferably T3 or higher) to the Internet.

•  Effective Bandwidth Management – opt for unlimited bandwidth for your site.

•  Backup Systems – good hosts will have back up systems in place to guard against power
    failures, which will cause you to lose data and customers.

Compatibility with existing Software and Skills

Is your host's server, software and support services compatible with the skills and software  you are using? For example if you are using FrontPage to create your site, make sure they have FrontPage extensions installed on their server.

Some of the basic features of a hosting service should include:

Domain name registration
At least 5MB of allocated space
Unmetered bandwidth
Free Technical Support 
POP3 E-Mail Accounts 
Email Forwarding 
Email Auto-responders 
Email Aliases 
FTP Access 
FrontPage Support 
Own CGI-Bin Access
Free Perl, CGI 
Server Side Includes (SSI) 
Password Protection 
Reseller/referral program

Flexibility and room for growth – Keep in mind the future needs of your web site. If the traffic to your site explodes, or in the future you may need a database solution then your host must be able to accommodate the changes.

Quality of their support services

Quality of existing customers – ask for any BIG current customers that are hosting with that service. 

Opinions of existing customers – ask for any testimonies of existing customers to get feedback from them concerning reliability and support.

Stability – you do not want your hosting service to go out of business (like what happened to many of the free hosts) and leave you stranded. Check how many years they have been in business.

 Support and Responsiveness – Make sure you can contact them 24/7 by phone or email. Test the quality and efficiency of response by sending them an email pertaining to some question you may have before you sign up.

Free Hosting:
Free sites are for people whose sites are small and do not expect much traffic. 

Pros 
It's Free 
For small non-business sites

Cons
No usage of domain names
Limited technical support
Unreliability of servers, software
Limited web space, technical support
Host may shut down due without notice

Virtual Hosting: (also known as domain or shared hosting).
This is the most popular and cost effective form of hosting.

Pros 
Low cost 
Great for the average business sites 
Good technical support 

Cons
Multiple sites on server
sometimes slow updates
Limited security and control due to the large number of sites on 1 server
Use your own domain name (www.yoursite.com)

These are the qualities that a best web host should have as well as the qualities of a best web hosting reseller programme.