How to Design Booking Forms: Custom Fields Guide

TL;DR — Adding custom fields to your booking form lets you collect essential information at the time of booking, reducing pre-appointment communication by over 40%. Common field types include text, number, dropdown select, textarea, date, and phone. Different industries need different fields — the key is to only ask what’s necessary.

“What breed is your pet? Any aggression issues?” “What color do you want? Have you had a perm before?” “Is your skin oily or dry?”

If you could ask these questions at booking time, you wouldn’t need to spend time confirming on the day of service — and you could prepare in advance. That’s the value of custom form fields.

Why do you need custom booking form fields?

Reduce back-and-forth communication If your booking form only collects name and phone number, you’ll still need to message or call to ask more questions before the appointment. Custom fields let customers provide information upfront, saving time for everyone.

Prepare for the service in advance Knowing customer needs ahead of time lets you prepare materials and assign the right staff. For example, a pet groomer who knows the breed and size can estimate the time needed.

Reduce service disputes Written confirmation of customer needs and special notes is more reliable than verbal communication — especially for allergies or special requirements.

According to a survey of 500 service businesses, shops that implemented custom forms reduced pre-appointment communication time by an average of 42%.

What field types are available?

Yueo’s booking system supports the following field types for flexible form design:

Text input

Free-form fields for customers to type their answers. Best for situations needing detailed descriptions.

• Examples: “Describe your symptoms or needs,” “Any allergy history”
• Tip: You can set character limits to keep responses concise

Dropdown select

Choose one option from a preset list. Best for questions with fixed answers.

• Examples: “Pet breed,” “Skin type,” “Preferred hair color direction”
• Tip: Keep options under 10 to avoid choice overload

Textarea

Multi-line text input for longer descriptions.

• Examples: “Describe any allergies or special conditions,” “Special service requests”
• Tip: Ideal for collecting detailed notes or instructions

Number

Numeric-only input field. Best for quantities or measurements.

• Examples: “Number of participants,” “Pet weight (kg)”
• Tip: Use when you need precise numeric values

Date

Date picker field for selecting specific dates.

• Examples: “Preferred service date,” “Pet birthday”
• Tip: Ensures consistent date formatting from all customers

Phone (Tel)

Phone number input field. Best for collecting emergency or alternative contacts.

• Examples: “Emergency contact number,” “Owner’s backup phone”
• Tip: Automatically opens the numeric keypad on mobile devices

Form design examples by industry

Salon / Hair studio

For more salon booking tips, see the Salon Booking Management Guide.

Pet grooming / Pet hotel

For more pet business booking setup, see the Pet Shop Booking Guide.

Clinic / Therapy center

For more clinic booking setup, see the Clinic Booking System Guide.

Best practices for form design

Only ask what’s necessary Every additional field slightly reduces the chance a customer completes the booking. Research shows that abandonment rates rise significantly when forms exceed 7 fields. Aim for 3–5 custom fields.

Distinguish required vs. optional Make critical information required (e.g., allergy history) and supplementary details optional (e.g., reference photos). This way you capture important data without making the process feel burdensome.

Use simple language Field labels should be instantly understandable. Avoid jargon — use “Your skin type” instead of “Fitzpatrick skin classification.”

Provide examples or hints Add helper text below fields to guide customers. For example: “Briefly describe your desired hairstyle — a few words is fine.”

How to set up custom fields in Yueo?

Step 1: Go to service settings

Log in to Yueo, select the service you want to edit, and find the “Custom Fields” section.

Step 2: Add a field

Click “Add Field,” choose the field type (text, number, dropdown, textarea, date, or phone), and enter the field name.

Step 3: Configure field details

• Set whether it’s required
• For dropdowns, add the options
• Drag to reorder fields

Step 4: Preview and test

After setup, open your booking page on your phone and walk through the booking process as a customer. Make sure fields display correctly and the flow feels smooth.

Advanced uses for custom fields

Show different fields per service Different services can have different form fields. For example, a haircut doesn’t need a color question, but coloring does.

Data analysis Over time, customer responses reveal trends — like the most common skin types or most popular pet breeds. These insights help you refine your service offerings.

Combine with prepayment Custom fields plus online payment let the entire booking process happen in one go. Customers fill in their info, pay a deposit, and everything is ready for service day.

Want to make your booking forms more professional and efficient? Start your free 14-day Yueo trial and design your custom booking form today.