How a 20-Store WooCommerce Agency Stopped Hosting from Eating Profit
https://wiki-legion.win/index.php/How_Agencies_Managing_10-50%2B_Sites_Stop_Losing_Clients_to_Plugin_Chaos
I ran a small agency that supported 20 mid-market WooCommerce stores. The stores ranged from $3k to $120k monthly revenue. Over 18 months hosting became the single biggest drag on margins, client satisfaction, and team sanity