What would be the wisest way to pay for college if they don't take credit cards?

<p>What would be the wisest way to pay for college if they don't take credit cards?
Sending big checks by mail?
Wire-whatever?
Debit card?</p>

<p>Remeber that my family lives abroad.</p>

<p>Thank all of you</p>

<p>I always wire.</p>

<p>What percentage do you pay?</p>