text: kal maine ek online course join kiya hai digital marketing ka,soch rahi hoon ki yeh mere freelancing ke liye kaise helpful hoga, tumne kabhi kiya hai?haan, digital marketing bohot useful hai, mujhe bhi ek course yaad hai jo maine kiya tha, tumhare projects ke liye bohot fayda hoga, abhi tak kaise chal raha hai?