You have to avoid cloud mining sites. Almost all cloud mining sites are ponzi schemes which are not doing real mining. Sooner or later these sites turning into scam.
Gambling is too risky to be considered as good way to earn bitcoins.
Faucet rewards is much lower than it was year or two ago. You can earn maybe up to $10/week, but you will have to spend many hours claiming from faucets.
All doublers, triplers and similar shit is scam websites, forget about it.
Trading is good way to earn money, but you need to gain experience, it can take lot of time. You can try to trade altcoins, it's more risky than trade bitcoins, but it can give bigger profit.
Profitable mining is past.
If you like sports and have good knowledge about it, you can try sports betting. You also can try bet on e-sports events if you like it.
How do u identify if a cloud mining site is real or fake? Is there any trail that one can follow to find it out?
For the others who said to get paid in btc for work, how is that any different then getting paid by fiat? Yes btc can appreciate, but the opposite is also true like whats been happening the last few days on btc.
All in all everyone's methods are valid but theres no get quick rich scheme that the OP might be looking for. Each method comes with risks and experience. Best thing to do is to find a method you are comfortable to be using for the next few months and stick with it at small scales till you get more experienced.
Gambling games (luck based) are literally made on % of income received and out of every 100 people losing there's probably 1-2 winning. There are other types of gambling which are not pure luck but they also require some form of skill to master and hone.
Edit: Wow the signature campaign point is a really low risk method with OK payout... definitely worth looking into