If you are planning to use your Signature space to earn bitcoin then you should invest in yourself. Start learning the nature of
bitcoin or any other crypto, this forum and the blockchain itself so that you can help the for the betterment of the community.
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General] How to earn Bitcoins - Part 1Moving on you can earn free bitcoins by collecting Satoshis at freebitco, and you can even build a referral list thatll help you earn lots of free Satoshis.
Back in the days when bitcoin is worth much lesser than todays price, you can earn a lot if you'll do it continously, but in todays price will definitely give you just a dust of satoshis. Don't depend on these faucets, but rather start learning on whatever you can read and watch in the internet that is related in crypto.