Understanding how to optimize TikTok ads without manual bidding transforms campaign management from time-intensive to scalable in weeks. Many advertisers waste resources by constantly tweaking bids based on daily fluctuations, missing the compound gains that algorithmic optimization delivers over time. The guide details how Smart+ campaigns set minimum and maximum bid thresholds, then let TikTok's system adjust bids microsecond-by-microsecond based on user intent signals and conversion probability. You'll discover how conversion value tracking feeds into the algorithm, enabling the platform to prioritize profitable customer segments automatically. Media buyers looking to reduce CPA while scaling volume will find actionable steps for setting up conversion tracking and trusting the system through initial learning phases.