Don't staple. Paper clips are fine. Binder clips are fine. Applications get scanned. Staples are more difficult to remove.
Crafting an effective Statement of Purpose (SOP) requires careful attention to various key components: Personal background. Financial background. Academic details. Professional experience (full/part-time, voluntary) Immediate and long-term goals. Reasons for selecting a specific institution. Interest in the chosen field.
Generally, USCIS Mailrooms are equipped to receive boxes / packages and it would generally be a good idea to use one of the flat rate USPS boxes which has similar size to an a USPS flat rate envelope and to send all the documents and copies of attached documents in one box / package to USCIS.
Filing a form online is better than mailing a paper form because you can: Enter your information using a phone, tablet, or computer; Avoid common mistakes (for example, you won't be able to submit without signing);
The US authorities typically require bank statements for the previous six months. These statements are crucial as they reflect your financial stability and demonstrate your ability to afford the planned trip.
USCIS, through the Secure Mail Initiative (SMI), uses USPS Priority Mail with Delivery Confirmation to deliver certain immigration documents in a safe, secure, and timely manner.
The US authorities typically require bank statements for the previous six months. These statements are crucial as they reflect your financial stability and demonstrate your ability to afford the planned trip.
My recommendation would be to go to your bank ask them for a statement (for visa purposes) which they can stamp and sign in front of you. Alternatively, you can print the most recent statement (with custom dates) and take for signing. In short, you should try to get as recent as possible.
Bank statements must be recent (no more than 6 months old) and show a balance of at least $2,000 for each month of study listed on your ELI I-20.