This website will cover varios questions about WordPress, WordPress SEO, WordPress Google Analytics, WordPress Chat and WordPress Backup. Here you will find the best ides for wordpress plugins.
Lets define the notions for Wordpress, Hosting and Plugins. 

1. WordPress is a popular and convenient program for management of content (CMS). It thought originally and created as a control system of contents of blogs, but I have soon found great popularity not only at bloggers, but also at owners of the small websites. The program developed and improved thanks to efforts of many programmers, now is distributed for free, has an open source code. We are talking about self-hosted wordress, that means that in order to use this CMS, webmaster should get qualitative hosting, first of all. 

Hosting provides necessary space for storage of your website on the Internet. It is your physical location of your website. 
2. Hosting is kind of the apartment for the website. That is, you address to a hosting to provider (online land owner), he offers you certain terms (the virtual or dedicated server, support of scripts and program languages, necessary space), and you solve whether they suit you. Hostings can be free and paid. It is very important to find really qualitative and reliable hosting and do not save money on it, because it is the main thing about your website life, optimization, success and development. One of the TOP hostings for today is WEBLYX  that is equipped according to the highest standards and provide fast, secured and reliable websites. 

3. Plugins are the program modules expanding functionality of WordPress. By means of plug-ins it is possible to realize qualitative an antispam protection, to optimize the website under search engines, to attach rating to records and to perform a set of other useful effects. There are numerous plugin for any need: seo, security, backup, migration, google analytics and statistics, live chat and customer support, contact and login forms, social media, etc.