Link performance optimization helps existing Tier 1 guest posts earn more value...

https://messiahsinterestingjournals.quantlynix.com/posts/my-guest-post-got-a-freshness-spike-then-vanished-is-that-normal

Link performance optimization helps existing Tier 1 guest posts earn more value by supporting them with social signals, Tier 2 links, improved CTR, clickstream activity, and referral traffic