I think to some degree you have to accept the disposable nature of consulting. If you want to be responsible for satisfaction years down the road, you could do

I think to some degree you have to accept the disposable nature of consulting. If you want to be responsible for satisfaction years down the road, you could do a product-consulting hybrid, where you do quite a lot of customer-specific dev upfront but as part of a bigger product. Otherwise you really need to make sure the customer cares about it as much as you do. And many simply don't.