BOUNDARY: Advanced Interpersonal Effectiveness Skills

Understanding Boundaries

Establishing and maintaining healthy boundaries is essential for emotional wellness, interpersonal effectiveness, and mental health. Boundaries are personal guidelines or limits we set to clearly define what we find acceptable and unacceptable in our interactions and relationships. They protect our emotional, mental, and physical well-being by clarifying our rights, expectations, and limits to others. When individuals struggle with boundary-setting, they often experience challenges such as emotional exhaustion, resentment, interpersonal conflict, or difficulties managing their own needs. DBT (Dialectical Behavior Therapy) offers powerful skills and strategies within the advanced interpersonal effectiveness module to help individuals understand, set, and maintain effective boundaries.

In Expanded Dialectical Behavior Therapy (DBT), the skill acronym BOUNDARY offers advanced guidance to help individuals enhance their interpersonal effectiveness by clearly defining and asserting limits with kindness, clarity, and compassion. This framework encourages practicing assertiveness and mindfulness simultaneously—honoring both self-respect and healthy relationships.

Why Boundaries Matter

Boundaries matter because without them, relationships can quickly become imbalanced. People may find themselves giving more than they receive or accepting behavior that goes against their values and self-worth. Clear boundaries lead to stronger, healthier, and more authentic connections by providing clarity, reducing conflicts, and building mutual respect. Effective boundary-setting is a crucial aspect of self-validation, self-respect, and emotional regulation. Through advanced DBT boundary skills, clients learn to confidently express their own needs, desires, and limits without guilt or anxiety, resulting in more satisfying relationships and improved mental health.

The Advanced DBT BOUNDARY Skill

The acronym BOUNDARY stands for:

  • B – Be clear and direct
    Clearly identify your limits and expectations. Avoid indirect or vague statements. Your needs and limits are valid, and stating them clearly respects your own worth and dignity.
  • O – Own your feelings and experiences
    Use “I” statements to express your needs or boundaries. Owning your feelings rather than blaming others reduces defensiveness and helps maintain a positive interaction.
  • U – Understand and anticipate resistance
    Expect some level of discomfort or resistance from others when setting boundaries, especially if boundaries haven’t been clear previously. Anticipate possible reactions and be prepared to remain calm and compassionate.
  • N – Negotiate fairly (but maintain core limits)
    Be open to discussion and flexibility, but never compromise your core values and fundamental boundaries. Negotiation demonstrates empathy, cooperation, and mutual respect, strengthening relationships without sacrificing self-respect.
  • D – Don’t apologize unnecessarily
    Avoid apologizing for your boundaries or your right to set limits. Excessive apologizing diminishes the effectiveness of your boundary-setting and may inadvertently signal to others that your boundaries are negotiable or not important.
  • A – Assert your boundaries consistently
    Consistency helps others understand and respect your boundaries. Repeatedly setting and maintaining clear boundaries communicates to others that these are important and non-negotiable.
  • R – Reinforce positively when others respect your boundaries
    Acknowledge and reinforce healthy responses from others. Positive reinforcement helps maintain clear boundaries over time by encouraging respectful behavior in relationships.
  • Y – Your limits are valid
    Remind yourself consistently that your boundaries are legitimate, appropriate, and necessary. Validation of your own limits helps protect your self-esteem, promotes emotional well-being, and maintains your self-respect.

Practical Exercise: “My Boundary Blueprint”

In this exercise, clients will actively practice the advanced DBT skill of setting clear interpersonal boundaries using the BOUNDARY method. The following activity helps individuals articulate and affirm their personal limits, strengthening confidence and communication skills in real-life interactions.

Step 1: Identify Your Boundary

Ask yourself clearly: “What specific behavior, request, or interaction do I want to set a boundary around?”

Write down your boundary clearly in one concise sentence.
Example: “I want my friend to stop calling after 10 PM because I need to prioritize sleep.”

Step 2: Express Your Boundary Using the BOUNDARY Skill

Follow the acronym step-by-step to script your boundary clearly and assertively:

B (Be clear and direct):
“I need you to not call me after 10 PM.”

O (Own your feelings and experiences):
“I feel exhausted and stressed when I don’t get enough sleep.”

U (Understand and anticipate resistance):
“I realize this change might be difficult or inconvenient at first, and I understand if you feel disappointed.”

N (Negotiate fairly but maintain core limits):
“I’m open to talking at other times during the day, but I absolutely need to have my evenings free after 10 PM.”

D (Don’t apologize unnecessarily):
(No apology included; no apology is necessary for clearly setting your boundary.)

A (Assert consistently):
“I appreciate your understanding and cooperation on this, and I’ll remind you gently if you call after my boundary time.”

R (Reinforce positively):
“Thank you for understanding—I really value our friendship, and your respect for my boundary strengthens it.”

Y (Your limits are valid):
“My need for adequate rest is important, and setting this boundary helps me remain healthy and balanced.”

Step 3: Role-Play and Practice

Now, rehearse stating your boundary out loud.
Imagine your interaction with the person in question and practice speaking your boundary calmly, clearly, and assertively.

Repeat this several times until it feels natural. Envision potential responses from the other person and practice maintaining your boundary with calm confidence.

Step 4: Reflection and Reinforcement

After setting your boundary in real life, reflect in your journal or worksheet on the following questions:

  • How did you feel when setting your boundary?
  • What resistance, if any, did you encounter?
  • How did you manage that resistance?
  • Did you assert your boundary consistently? If not, what prevented you?
  • How did the other person respond, and how did their response impact your feelings about setting boundaries in the future?

Putting Boundaries into Daily Practice

Practicing these advanced interpersonal skills regularly will enhance your confidence and strengthen your relationships. Healthy boundaries foster respect, clear communication, and emotional health, making life’s interactions more fulfilling and meaningful. Remember, boundaries aren’t barriers—they’re bridges to more respectful, balanced, and rewarding connections.


References and Recommended Readings

  • Linehan, M. M. (2014). DBT Skills Training Manual (2nd ed.). Guilford Press.
  • Rathus, J. H., & Miller, A. L. (2014). DBT Skills Manual for Adolescents. Guilford Press.
  • McKay, M., Wood, J. C., & Brantley, J. (2019). The Dialectical Behavior Therapy Skills Workbook: Practical DBT Exercises for Learning Mindfulness, Interpersonal Effectiveness, Emotion Regulation, and Distress Tolerance (2nd ed.). New Harbinger Publications.
  • Pederson, L. D. (2017). The Expanded Dialectical Behavior Therapy Skills Training Manual: Practical DBT for Self-Help and Individual & Group Treatment Settings. PESI Publishing & Media.
  • Cloud, H., & Townsend, J. (2017). Boundaries Updated and Expanded Edition: When to Say Yes, How to Say No to Take Control of Your Life. Zondervan.

Practicing and maintaining boundaries is a powerful form of self-care. Embrace the empowerment that comes from clear boundaries—your relationships and your emotional health will significantly benefit.