Google PRINCIPLES OF MOBILE SITE DESIGN: DELIGHT USERS AND DRIVE CONVERSIONS - Manual (Page 16)

8. GUIDE USERS
TO BETTER SITE
SEARCH RESULTS
For sites that serve diverse customer segments, it
can be helpful to ask users a few questions before
they search to ensure they get results from the most
relevant content segment. For example, a large
shoe retailer began its mobile searches by having
participants select the gender and size of shoe they
were looking for.
Sample screen for illustration only.
Key Takeaway
If your offerings can be easily narrowed by
segment, asking a few questions upfront
helps ensure visitors see relevant results.
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