Don't make a bad job because as a friend. Everything must be said to not like the fabrics as a friend there will be affected. Per the decision and your business goals.
Do not make it for the sake of friendship. Traditionally, they have everything to do so, then the friendship will be affected. Decision And the goal of your business.
Don't make work was broken because of friendship. Everything we traditionally, otherwise will have an impact on the decision of friendship and target in the business.