Vat implications in online business

Hello All,

In case of Online business having its place of business in Mumbai, what would be VAT implications in below situations?

1. In case goods are sold & delivered out of Maharashtra? (MVAT or CST)

2.If answer to above quection is CST then how can I be able to get C form (as Goods shall be sold to individual retail purchasers in most of the cases)

2. In case goods are purchased from out of Maharashtra, Will I be able to claim the input tax creadit of the same?