Read:
1 Corinthians 16:1-2 (NKJV) Now concerning the collection for the saints, as I have given orders to the churches of Galatia, so you must do also: 2 On the first day of the week let each one of you lay something aside, storing up as he may prosper, that there be no collections when I come.
Now based on the Scriptures, anwser the following:
When should the church members give?
Is any specific amount commanded?