In more observant communities, the few will celebrate for seven additional days, called the Sheva Brachot (seven blessings) in the course of which the 7 wedding blessings are recited at each massive gathering during this time. Invitation suites then abide by 6 to 8 weeks prior to the big day. https://www.metooo.es/u/66f3dcc8b6d67d6d1791d480