diff --git a/apps/course/templates/course/course.html b/apps/course/templates/course/course.html
index ca13e0f3..fb9c351f 100644
--- a/apps/course/templates/course/course.html
+++ b/apps/course/templates/course/course.html
@@ -126,7 +126,7 @@
                   <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
                 </svg>
               </div>
-              <div class="meta__title">{{ course.duration | rupluralize:"день,дня,дней" }}</div>
+              <div class="meta__title">{{ course.access_duration | rupluralize:"день,дня,дней" }}</div>
             </a>
             {% endif %}
             <div class="meta__item" title="Цена{% if can_buy_again %} повторной покупки{% endif %}">
@@ -317,37 +317,64 @@
     </a>
     <div class="course__info">
       <div class="course__meta meta meta_white">
-        <a class="meta__item" title="Продолжительность курса">
-          <div class="meta__icon">
-            <svg class="icon icon-time">
-              <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
-            </svg>
-          </div>
-          <div class="meta__title">{{ course.duration | rupluralize:"день,дня,дней" }}</div>
-        </a>
         {% if course.price %}
-        <div class="meta__item">
-          <div class="meta__icon">
-            <svg class="icon icon-money">
-              <use xlink:href="{% static 'img/sprite.svg' %}#icon-money"></use>
-            </svg>
+          {% if paid %}
+          <a class="meta__item" title="Осталось {{ access_duration | rupluralize:'день,дня,дней' }} доступа к курсу">
+            <div class="meta__icon">
+              <svg class="icon icon-time">
+                <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
+              </svg>
+            </div>
+            <div class="meta__title">{{ access_duration | rupluralize:"день,дня,дней" }}</div>
+          </a>
+          {% else %}
+          <a class="meta__item" title="Продолжительность доступа к курсу">
+            <div class="meta__icon">
+              <svg class="icon icon-time">
+                <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
+              </svg>
+            </div>
+            <div class="meta__title">{{ course.access_duration | rupluralize:"день,дня,дней" }}</div>
+          </a>
+          {% endif %}
+          <div class="meta__item" title="Цена{% if can_buy_again %} повторной покупки{% endif %}">
+            <div class="meta__icon">
+              <svg class="icon icon-money">
+                <use xlink:href="{% static 'img/sprite.svg' %}#icon-money"></use>
+              </svg>
+            </div>
+            <div class="meta__title">
+              {% if can_buy_again %}
+                <s>{{ course.price|floatformat:"-2" }}₽</s>
+              {% else %}
+                {% if course.old_price %}<s>{{ course.old_price|floatformat:"-2" }}₽</s>{% endif %}
+              {% endif %}
+              <span {% if can_buy_again or course.old_price %}style="color: red;"{% endif %}>{{ course_price|floatformat:"-2" }}₽</span>
+            </div>
           </div>
-          <div class="meta__title">{{ course.price|floatformat:"-2" }}₽</div>
-        </div>
         {% endif %}
       </div>
-      {% if course.author != request.user and not paid and course.price %}
-        <a href="#"
-          class="go__btn btn{% if pending %} btn_gray{% endif %} btn_md"
-          {% if user.is_authenticated %}
-          {% if not pending %}
-          data-course-buy
-          data-popup=".js-popup-course-buy"
-          {% endif %}
-          {% else %}
-          data-popup=".js-popup-auth"
+      {% if not is_owner and course.price %}
+        {% if not paid or can_buy_again %}
+        <div>
+          <a href="#"
+            class="btn{% if pending %} btn_gray{% endif %} btn_md"
+            {% if user.is_authenticated %}
+            {% if not pending %}
+            data-course-buy
+            data-popup=".js-popup-course-buy"
+            {% endif %}
+            {% else %}
+            data-popup=".js-popup-auth"
+            {% endif %}
+            >{% if pending %}ОЖИДАЕТСЯ ПОДТВЕРЖДЕНИЕ ОПЛАТЫ{% else %}
+              {% if paid and can_buy_again %}ПРОДЛИТЬ ДОСТУП{% else %}КУПИТЬ КУРС{% endif %}
+            {% endif %}</a>
+          {% if not paid %}
+          <a class="main__btn btn btn_stroke-black" href="{% url 'gift-certificates' %}">Подарить другу</a>
           {% endif %}
-          >{% if pending %}ОЖИДАЕТСЯ ПОДТВЕРЖДЕНИЕ ОПЛАТЫ{% else %}КУПИТЬ КУРС{% endif %}</a>
+        </div>
+        {% endif %}
       {% endif %}
     </div>
   </div>
diff --git a/apps/course/templates/course/course_only_lessons.html b/apps/course/templates/course/course_only_lessons.html
index 58a3e1a4..5942dd74 100644
--- a/apps/course/templates/course/course_only_lessons.html
+++ b/apps/course/templates/course/course_only_lessons.html
@@ -95,23 +95,41 @@
       </a>
       <div class="course__metas">
         <div class="course__meta meta">
-          <a class="meta__item" title="Продолжительность курса">
-            <div class="meta__icon">
-              <svg class="icon icon-time">
-                <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
-              </svg>
-            </div>
-            <div class="meta__title">{{ course.duration | rupluralize:"день,дня,дней" }}</div>
-          </a>
           {% if course.price %}
-          <div class="meta__item">
-            <div class="meta__icon">
-              <svg class="icon icon-money">
-                <use xlink:href="{% static 'img/sprite.svg' %}#icon-money"></use>
-              </svg>
+            {% if paid %}
+            <a class="meta__item" title="Осталось {{ access_duration | rupluralize:'день,дня,дней' }} доступа к курсу">
+              <div class="meta__icon">
+                <svg class="icon icon-time">
+                  <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
+                </svg>
+              </div>
+              <div class="meta__title">{{ access_duration | rupluralize:"день,дня,дней" }}</div>
+            </a>
+            {% else %}
+            <a class="meta__item" title="Продолжительность доступа к курсу">
+              <div class="meta__icon">
+                <svg class="icon icon-time">
+                  <use xlink:href="{% static 'img/sprite.svg' %}#icon-time"></use>
+                </svg>
+              </div>
+              <div class="meta__title">{{ course.access_duration | rupluralize:"день,дня,дней" }}</div>
+            </a>
+            {% endif %}
+            <div class="meta__item" title="Цена{% if can_buy_again %} повторной покупки{% endif %}">
+              <div class="meta__icon">
+                <svg class="icon icon-money">
+                  <use xlink:href="{% static 'img/sprite.svg' %}#icon-money"></use>
+                </svg>
+              </div>
+              <div class="meta__title">
+                {% if can_buy_again %}
+                  <s>{{ course.price|floatformat:"-2" }}₽</s>
+                {% else %}
+                  {% if course.old_price %}<s>{{ course.old_price|floatformat:"-2" }}₽</s>{% endif %}
+                {% endif %}
+                <span {% if can_buy_again or course.old_price %}style="color: red;"{% endif %}>{{ course_price|floatformat:"-2" }}₽</span>
+              </div>
             </div>
-            <div class="meta__title">{{ course.price|floatformat:"-2" }}₽</div>
-          </div>
           {% endif %}
           <div class="meta__item">
             <div class="meta__icon">
diff --git a/apps/payment/views.py b/apps/payment/views.py
index 31a0f389..f1399ff2 100644
--- a/apps/payment/views.py
+++ b/apps/payment/views.py
@@ -69,8 +69,9 @@ class CourseBuyView(TemplateView):
             return redirect(reverse_lazy('course', args=[course.id]))
         prev_payment = CoursePayment.objects.filter(user=request.user, course=course,
                     status__in=Payment.PW_PAID_STATUSES).order_by('-access_expire').first()
-        access_expire = prev_payment.access_expire + timedelta(days=course.access_duration) if prev_payment \
-            else now().date() + timedelta(days=course.access_duration - 1)
+        access_duration = course.access_duration or 90
+        access_expire = prev_payment.access_expire + timedelta(days=access_duration) if prev_payment \
+            else now().date() + timedelta(days=access_duration - 1)
         course_payment = CoursePayment.objects.create(
             user=request.user,
             course=course,
diff --git a/web/src/components/CourseRedactor.vue b/web/src/components/CourseRedactor.vue
index bf4bc7d7..3e319cea 100644
--- a/web/src/components/CourseRedactor.vue
+++ b/web/src/components/CourseRedactor.vue
@@ -424,6 +424,7 @@
                             required
                         },
                         access_duration: {
+                            required: this.course.is_paid ? required : false,
                             numeric,
                             minValue: minValue(1)
                         },