The cheapest method of sourcing images for email marketing campaigns is to take them yourself or have your staff do so, for suitable reward one hopes. You’ll eventually have quite a few to choose from, although, of course, they’ll lack that bit of professionalism you want to encourage. If you’ve got the budget, you might consider stock images. You’ll have a vast range to select from; thousands being the norm. This can be a problem in itself. How can you…