The phrase "personal touch" means adding a unique or special element that shows care and attention to detail in something, usually to make it more meaningful or enjoyable for someone. Full definition
Top the mantel with with seasonal flowers, botanical prints and add personal touch with accessories. (invitinghome.com)
Most applications also let you customize the presentation with personal touches such as art, photos, and pertinent information that distinguishes you and your company. (realtormag.realtor.org)
Nothing beats a more personal touch of an licensed and experienced loan officer in answering your questions. (minneapolis-mortgage.net)