Start wearing clothes from the right side (as it is Sunnah). For example, when putting on a Kurta (a long loose full-sleeved shirt), put your right arm into the right sleeve first and then your left arm into the left sleeve.
(Kashf-ul-Iltibas fis-Tihbab-il-Libas, pp. 43)
In the same way, when putting on the pyjamas, put your right foot into the right leg first and then the left foot into the left leg. When taking clothes off, do the opposite, i.e. start from the left side.
It is stated on page 409 of the 3rd volume of the 1197-page book Bahar-e-Shari’at, published by Maktaba-tul-Madinah, the publishing department of Dawat-e-Islami: It is a Sunnah that the length of the Kurta be up to half of the shin, and that of the sleeve be up to the fingertips at the most, with its width one hand-span. (Rad-dul-Muhtar, vol. 9, pp. 579)
It is a Sunnah for males to keep the bottom of their trousers/ Tahband above the ankles. (Mirat-ul-Manajih, vol. 6, pp. 94)
Men should wear only masculine clothing and women should wear only feminine clothing. Take the same care when dressing small children.
It is stated on page 481 of the first volume of the 1250-page book Bahar-e-Shari’at, published by Maktaba-tul-Madinah, the publishing department of Dawat-e-Islami: It is Fard for