UPT positive

Hello.. Sy dah test and it turns positive. Pls give me any advices for first time pregnancy. ・Ingat nak buka buku pink dekat swasta, minggu ke berapa kena buka buku tu? Kalau buat dkt kk pula brpa minggu? ・Macamana nak prevent stretch marks? Bulan ke brpa kena pakai lotion? Pls advice me.