Hello aspirant,

MBA is the best marketing course which is a2- year full time degree. Some institutes may offer distance learning opportunities also.The topics which are broadly taught are-

• Consumer Behavior
• Advertising Management
• Competitive Marketing
• Buisness Marketing
• Sales Force Management
• Service Management
• Sales Promotion Management
• Products & Brand Management 
• Internet Marketing
• Retailing managrment
• Marketing Channel
• Analytical Marketing
• Advanced Research Techniques in Marketing
• Marketing Communications Management
• Customer Relationship Marketing

You may get good package of salary depending on the institution from which you are pursuing the course and also on the eligiblity criteria of a company.

Hope the information helps!!