<strong>%{amount}</strong> extra days on the <strong>%{plan_name}</strong> plan.
<strong>%{amount}</strong> extra days on the <strong>%{plan_name}</strong> plan.
<strong>%{amount}</strong> extra days on the <strong>%{plan_name}</strong> plan.
<strong>%{amount}</strong> extra days on the <strong>%{plan_name}</strong> plan.