printed on page 30:
If the Secretary determines that an alternate or new technology is at least as effective as the technologies described in paragraph (3) and provides a commensurate level of security, the Secretary may deploy that technology in its place and without regard to the minimums in this section.
provision on page 34:
Notwithstanding paragraph (1), nothing in this subsection shall require the Secretary to install fencing, or infrastructure that directly results from the installation of such fencing, in a particular location along the Southern border, if the Secretary determines that the use or placement of such resources is not the most appropriate means to achieve and maintain effective control over the Southern border at such location.
Here are the Senators that have joined as cosponsors of the amendment: John McCain (R-AZ), Lindsey Graham (R-SC), Jeff Flake (R-AZ), Kelly Ayotte (R-NH), Dean Heller (R-NV), Orrin Hatch (R-UT), Lisa Murkowski (R-AK), Mark Kirk (R-IL), Joe Manchin (D-WV), Mark Pryor (D-AR), Mark Begich (D-AK), and Joe Donnelly (D-IN).
At https://www.numbersusa.com/content they will keep you informed and send faxes for those that dont have a fax machine.
I live in Illinois. About a week ago, I emailed Sen. Mark Kirk (a RINO). I asked him to vote against a immigration bill that would allow illegal aliens to remain in the U.S.