With the help of the Ethereum smart contract, it is now easy and fast to create ones ERC based tokens and issue them out. However, this is not the end of the story because what matters most here is the capability of the created coins to gain value on the market. To gain value, the coin must have a good reason for creating it, thus there should be a working product or idea which offers incredible solution to a particular problem. In this way, the coin will be capable of attracting investors which will further bring the value to the coin.
You need to have a clear idea of what you want to create your token for. It is really not difficult to create your own coin on the basis of Ethereum smart contract. However, it is much more difficult to interest other people to buy this coin. Therefore, you need to look for a good business project that you can implement on the basis of your coin.