同二代以内的亲戚互动和交往 - Too complicated, time-consuming, too expensive and too bad. You are always being judged by job, marriage, money, family, car, house, etc. and you are always bad compared with some 'successful' people, so why 互动和交往 with 亲戚? 断亲 is absolutely a very good decision in China now among young people. Just do it!