These articles apply to StoreFront 1912 LTSR CU4, 3.16, 3.12.8000, and all other versions 3.5 and newer. CVAD 2109 comes with StoreFront 1912 CU4.
StoreFront 1912 LTSR CU4 through 3.5 – Basic Configuration
StoreFront 1912 LTSR CU4 through 3.5 – Tweaks
StoreFront Favorites/Subscriptions – replication
StoreFront 1912 LTSR CU4 through 3.5 – Configuration for Citrix Gateway – multiple datacenters