Start planning today for a secure tomorrow with smart retirement investments. This article explains how much a 30-year-old should invest monthly, covering inflation, SIP planning, and retirement corpus goals for a comfortable future. Start planning today for a secure tomorrow with smart retirement investments. This article explains how much a 30-year-old should invest monthly, covering inflation, SIP planning, and retirement corpus goals for a comfortable future. by Soban News (international And National News)