Deciding on what to sell

Hello just wanted to ask to you small business owners, I’ve always wanted to start a small business either with selling hampers or cool prints like stickers/wall prints etc but just wanted to know how did you come across on what to sell? What made you do this small business/sell your products and services. Like I’m so indecisive I have no clue what to sell and i always overthink if i have enough money/time/how I’d deliver these. And want to make Also if you have any tips in general on starting a small business and what you need to do before starting one, thank you and hope your businesses will be successful 💖