Singularly of purpose is important in maximizing conversion rates. In general, the fewer elements you have competing for a visitor’s attention, the more likely that visitor is to follow through on actions that ultimately lead a conversion, whether that conversion takes the form of an online purchase, successfully completing a form, or making a phone call. If you’re only going to remove one thing to improve your conversion rate, the biggest bang for your buck is almost certainly going to come from removing an unnecessary form element. People don’t like filling in forms, and they also don’t like divulging personal information. By removing an unnecessary form field, you’ll increase the likelihood that a visitor will fill out and submit the form. Review each form field and ask yourself two questions: is it helpful to collect this piece of data, and is it necessary? Get the full story at Search Engine Land