Methods and systems for managing transaction card accounts in which cardholders are permitted to incur transaction charge balances on existing transaction card accounts and substituting the existing transaction card for each of at least a portion of the plurality of cardholders with a different transaction card product upon an occurrence of one of termination of a private label or co-branded agreement and a predetermined level of inactivity on the transaction card account which has significant additional features and benefits absent from the existing transaction card product.