Short-term trading in the share market is an effective way to generate an income. Trading can become a full-time career opportunity, a part-time opportunity, or just a way to generate supplemental income.But it requires a lot of hard work and patience as well, as quick thinking as well as appropriate decision-making skills.You will need to make investments in a disciplined manner and stay invested for the long term. One way to ensure disciplined investing is to opt for a Systematic Investment Plan (SIP).