Porkbun is very good domain registrar. We can download free SSL from porkbun dashboard. All we need is to upload it into our VPS server and need to add the path of the certificates into virtual host file.
Blog
Installing WordPress MU in LEMP stack
Wordpress MU is a feature in which we can run multiple wordpress sites using only a single wordpress installation. That means, the users, themes, plugins will be common, but the contents will be different for different sites.
Proper File and Folder Permission for WordPress
Check whether your wordpress installation have correct file and folder permission for proper functioning. Improper file permission may lead to security threats also.
Host Multiple Sites with SSL in Ubuntu 18.04
In this tutorial we shall share all the commands necessary to host multiple websites in a VPS server. We used VPS servers from Linode and Digital Ocean. Both are excellent and best value for money.
The Complete robots.txt for MyBB Forum
In case, your MyBB ACP -> Configuration -> Server and Optimization Options -> Enable search engine friendly URLs? is set to DISABLED then use the following robots.txt.