Guys I know that there are previous posts and polls regarding the highly suggested source of bitcoin but things always change do I want to know what is the current best source of bitcoin nowadays. Please participate on this poll and kindly tell us why that's your choice. Thanks in advance and God bless us more 
For me, trading and bounty campaigns are the best source of bitcoin nowadays. There are many people who became rich because of bounty campaigns and trading. Try to participate and trading together because it is the best source of bitcoins.