why can't I use my personal account to buy Linden dollars?

[toranda Bumblefoot]

I have always used my personal savings account to buy linden dollars and want to use this account it is secure and you will get your money ...

[Rolig Loon]

As with any other business in RL, Linden Lab gets to decide which forms of payment they will accept.  You can always call the billing office and ask for a clarification, I suppose, but here's the public statement....

You may use the following payment methods with Second Life:

• Visa
• American Express
• MasterCard
• Delta Online
• JCB
• Discover (U.S. Residents only)
• Visa Electron (non-U.S. Residents only)
• PayPal

If you have a non-technical issue related to billing concerns, you can call the Linden Lab billing team at the following toll-free numbers:

US/Canada: 800-294-1067
France: 0805-101-490
Germany: 0800-664-5510
Japan: 0066-33-132-830
Portugal: 800-814-450
Spain: 800-300-560
UK: 0800-048-4646
Brazil: 0800-762-1132

Long distance ( not free, but you can use Skype to save some cost ) : 703-286-6277
**Note: Support is offered only in English

BTW, there are no Lindens here.  We're all SL residents like you.