The participants of leasing program have to wait. They can not sell tokens before the end of the leasing program.
Passive income is a good opportunity to earn extra money but it is very risky too.
You can not participate in the leasing program, but simply trade this asset on the stock exchange, it shows not a bad volatility, and you can also make money on it.
Because of big volatility sometimes it is more profitable to trade EDC than to lease EDC for a long time. EDC has a big trading volumes and a good liquidity. It has listing on many exchanges.