Khurooj fi Sabilillah with Tablighi Jamaat Legal status of 3 days 40 days.

A research Book Covering Legal Status and
all discussions on internet around
KHUROOJ (Going out in Jamaah) WITH
Neutral, Rational and Fact Finding Analysis
in the light of Allah Command
يَا أَيُّهَا الَّذِينَ آمَنُوا إِنْ جَاءَكُمْ فَاسِقٌ بِنَبَإٍ فَتَبَيَّنُوا أَنْ تُصِيبُوا قَوْمًا بِجَهَالَةٍ فَتُصْبِحُوا عَلَى مَا فَعَلْتُمْ نَادِمِينَ (الحجرات: 6

[49:6] O you who believe, if a sinful person brings you a report, verify its correctness, lest you should harm a people out of ignorance, and then become remorseful on what you did.

It is being discussed under following Questions.
Question 1 Does Tablighi Jamaat Restrict Dawah to 3 days 40 Days etc. What is Dawah Programme of TJ while being at home other than Khurooj (Going Outside)?

Q 2. Whether it is proved from Sahaba that they left their home for peaceful Dawah  other than for War in Jihad. Weather in Prophet era and Khaleefa era Sahaba left home for Dawah and teaching of Muslims?

Q.3 What is this 3 days, 40 days and 4 Month.? What is Islamic Legal Status of developing a system for seeking knowledge and for Dawah work.

Q 4. What is the Practical difficulties if a Jamaat do not preplan and fix a time and all members are free to Return at any time goes outside and. How the system become easy with making some fixed time.

Q5 Is there Any flexibility in this system of 3 days 40 days.? Is it permissible to go in Jamaat for  10/11/20/23/29/32/…………etc number of days.

Q. While fixing time period as a system Is there any relation with Quran and Hadith with these numbers of 40 days and 4 month?

Q 6 How much Shaba Sacrificed for Islam?

Q 7. An open question for all of us ( Muslim Brothers and sisters)  How much we should sacrifice for deen? How much we are sacrificing.

Finally A call and Appeal to Muslim Brothers and Sisters