First and foremost thing is learning about your equipments and available resources. You will need to make sure that you have someone whom you can use for optimizing the web form. You must prefer a common programming language while creating online form templates. You should consider all the available options first and then pick up the best one among them. You should always remember, the best are also the commonest ones as well. So use those software or programming language that are common or there are experts around you who can help.
You can create professional looking web form templates, just clicking a few times on word. Couldn't believe, right? YES, you can use Microsoft word to create professional form templates for your site. Definitely, it will be a plain one, with no visual interfaces, but this will work like a professional form, trust me!