<p>Gparents can establish a 529 with them as the owners and your son as the beneficiary.</p>
<p>Gparents can establish a joint account with son. Use grandparents TIN.</p>
<p>Gparents can establish a joint credit card (max limit) account with son. They can monitor his spending and they pay for card.</p>
<p>Gparents can establish a cell phone account for son. </p>
<p>Gparents can pay the tuition when billed to you. School doesn’t care who or how expenses are paid. School does care if they give money away unnecessarily.</p>
<p>Gparents can give you the money. You pay bills. </p>
<p>Gparents can give cash. Son pays things in cash (books, tuition, R&B).</p>
<p>So many ways to do things.</p>