Instagram is the platform where trust scoring matters most — new, unverified accounts get shadowbanned or rate-limited fast. These PVA accounts are phone verified and created through premium residential/4G proxies, which is exactly the setup Instagram's own trust systems look for when deciding whether to restrict a new account's reach.
Growth teams use them to run parallel content distribution, test posting strategies across niches without risking a main brand account, or manage client accounts that need to stay isolated from each other. Because each account is proxy-isolated at creation, they're built to avoid the IP-overlap flags that get accounts linked and mass-restricted together.