Earning money in general is not easy whether online or offline, the only thing that needs to be done while trying to earn is not to give up and try to put more effort, who say earning is easy!
It is said that what is worth doing is worth doing well, all the method you mentioned above are not bad all you need to do is find what interest you most among them and dedicate your time there,
You will be surprise even signature campaign some people will find it hard to do to earn
Bro I can guarantee you can earn as much as you have desired through my information but may be you can earn around $5 to $10 by just participating in a survey and referring the application.
Its a survey application. All you have to do is complete the survey given.
The application name is : Real Research Survey App and its available in Playstore.
The thing to know about the app is its provides TNC coin as it is a blockchain related survey app. Its asks you to register and confirm your email and phone no.
I think its applicable in almost all country and there are so simple survey. You can get around 4 to 10 TNC per survey and 5 TNC for referral.
You can click in the link to download it through my referral if you wish:
https://realresearch.page.link/FsCMr4mX3n4agBRU7But i am sure you will enjoy earning with less effort