Slow down a dog who greets at full enthusiasm
Boston Terriers are sociable little dogs with the social subtlety of a marching band. The typical Boston approach is fast, frontal, and noisy, with snorts and grunts that are pure excitement to anyone who knows the breed and pure ambiguity to the dog being approached. Add upright ears, a short tail that cannot flag intentions clearly, and big round eyes that produce a fixed-looking stare, and you have a dog whose friendly intentions are easy for strangers to misread. A calm introduction is therefore mostly translation work: you slow your Boston down enough that the other dog can read the friendliness that is genuinely there.
Use the parallel walk to burn off the first burst
Start on neutral ground, walking in the same direction with space between the dogs, and let the first minutes of Boston Terrier excitement discharge into the walk itself. Your dog will likely pull, snort, and spin toward the newcomer at first; keep moving, reward every glance back at you, and wait for the signs of settling: a looser body, a wiggly rear end instead of a stiff one, and breathing that is excited rather than frantic. Only narrow the distance when your Boston can notice the other dog and still respond to their name. Rushing this stage because your dog seems friendly is how Bostons acquire a reputation for starting scuffles they never meant to start.
Make the first contact short, curved, and easy to leave
When the walk is calm, let the dogs approach on a gentle curve and sniff side-on or rear-first for a few seconds, then call your Boston away for a high-value treat and walk on. Several of these brief, successful contacts teach more than one long greeting where arousal climbs. Watch the other dog as much as your own: a dog who keeps turning its head away, moving off, or showing a hard stare is asking for space your Boston will not think to give, so create the space yourself. If the pair graduate to play, expect the Boston style to be bouncy, face-to-face, and vocal; interrupt with cheerful breaks every minute or so, before the intensity finds its own ceiling.
Mind the flat face in warm or exciting conditions
Excitement and heat are a poor combination for a short-muzzled breed. A Boston Terrier who is getting wound up will snort and pant harder, and an overheated dog becomes a less socially skilled dog at exactly the moment skills are needed. Plan introductions for cooler parts of the day, keep the active greeting portions short, and bring water for the breaks. If your Boston's breathing grows loud and laboured or the dog stops taking treats, end the session kindly and try again another day; there is no social milestone worth a breathing struggle, and a dog who leaves while still composed remembers the meeting as a success.
Choose tolerant partners and progress in stages
For early introductions pick a steady, forgiving adult dog whose handler understands that your Boston's noise is excitement, and be honest in return about your dog's full-speed greeting style. Progress from parallel walks to brief greetings, then to short off-lead play in a secure space only across several meetings, and keep the first indoor meeting for dogs who are already boring together outdoors. End every stage while both dogs still look pleased with each other. A short written plan for who handles which dog, and who watches the clock for breaks, keeps handlers from improvising under pressure, and in KinsLe Care Teams gives you one place to note how each stage went before you move to the next.