Increase the memory limit of your WordPress site can be done in several ways and you have to figure out, which one works for your current hosting.
In general the plugin works fine on a multisite. Using the plugin on a multisite requires owning an appropriate license.
We don't provide a demo or trial, but we do have several live demonstrations, a list of features and our...
Purchasing a license of our plugin comes with a license key that is valid for one year from your date...