Do you use Yoast, WordFence, and W3 Cache? Are they your best option for your particular environment? Have you considered different options?
When you look at the different hosts, plugin combinations, and the amount of content for each site you may work with, the most popular plugins may not be your best choice. If your host prohibits certain plugins you may also need to consider other options. I have a combination of plugins that work well on shared hosting because of their low resource usage, consistent updates, and ease of configuration. Tonight we will cover what I use and why I chose them over something that may be more popular.
This is a 1 hour 20 minute video presentation that you can view at your convenience for 3 months.